Glossary

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Disability Etiquette(also: Disability manners, Interaction etiquette)

A set of conventions for respectful and appropriate interaction with disabled people, typically taught to non-disabled colleagues, service staff, students, and healthcare providers. Common principles include speaking directly to the disabled person (not their interpreter or…

Disability Expertise

The concept that disabled people hold specialized, experiential knowledge about their own conditions, access needs, and the social environments they navigate — knowledge that non-disabled researchers, clinicians, and designers cannot replicate without engagement. Disability…

Disability Identity

The ways in which individuals understand, relate to, and incorporate disability into their sense of self. Disability identity is shaped by personal experience, cultural context, community belonging, and social attitudes toward disability. People with temporary, episodic, or…

Disability Interaction(also: DIX)

A challenge-based approach and manifesto for creating a more inclusive world where disability can be an inspiration for innovation and creativity, and where inclusion is the norm. Proposed by Catherine Holloway and colleagues, Disability Interaction (DIX) places people with…

Disability Intimacy(also: Crip Intimacy, Disabled Intimacy)

The multifaceted experiences of intimacy as lived by disabled people, encompassing not only sexuality and romantic relationships but also emotional well-being, support networks, interpersonal trust, family planning, self-connection, communication in relationships, and bodily…

Disability Justice(also: DJ)

A framework developed by disabled queer and trans people of color — including Patty Berne, Mia Mingus, Stacey Milbern, Eli Clare, and Leroy Moore through Sins Invalid — that recognizes disability as intersecting with race, class, gender, sexuality, and other axes of oppression.…

Disability Language(also: Disability Terminology, Disability Nomenclature)

The words and phrases used to refer to disabled people and disability, which carry significant social, political, and cultural implications. Disability language encompasses identity-first language (e.g., "disabled person"), person-first language (e.g., "person with a…

Disability Microaggression(also: Ableist Microaggression)

A subtle, often unintentional verbal, non-verbal, or environmental slight, snub, or insult that communicates hostility, marginalization, or prejudice toward a person with a disability. Conover et al. (2017) validated the Ableist Microaggressions Scale (AMS), which organises…

Disability Porn

A critical term used within disability studies and disability communities to describe media content that frames disabled people as objects of pity, tragedy, or spectacle for a non-disabled audience's emotional consumption. Often paired with or related to 'inspiration porn,' the…

Disability Pride(also: Disability Identity Pride)

The acknowledgment and embracing of disability as a valued part of personal identity rather than something to hide, overcome, or be ashamed of. Disability Pride is rooted in the social model of disability, which locates barriers in society rather than in individuals. In…

Disability Representation(also: Disability Portrayal, Disability Media Representation)

How disabled people and disability are depicted, described, and constructed in media, marketing, technology, research, and public discourse. Disability representation encompasses visual imagery, language choices, narrative framing, and the selection of whose voices and…

Disability Representation in VR

The portrayal and inclusion of disabilities in virtual reality environments, encompassing avatar design, assistive device depiction, and environmental features that acknowledge disability. Research shows this is a deeply personal and context-dependent issue: disabled users often…

Disability Rights(also: Disability Justice, Disability Advocacy)

The movement and legal framework advocating for equal rights, opportunities, and full participation of people with disabilities in society. Key legislation includes the Americans with Disabilities Act (ADA), the UN Convention on the Rights of Persons with Disabilities (CRPD),…

Disability Rights in the Global South(also: Southern Disability Rights, Disability Justice Global South)

The movement and body of scholarship focused on the rights, inclusion, and empowerment of people with disabilities in low- and middle-income countries, where disability intersects with poverty, limited healthcare access, cultural stigma, and inadequate legal protections. While…

Disability Services(also: Disability Service Office, DSO, Disability Resource Center)

Disability services refers to the office or department within an educational institution or organization responsible for coordinating accommodations and support for people with disabilities. In higher education, these offices verify disability documentation, issue accommodation…

Disability Signifier(also: DS, Disability Marker)

A visual or auditory feature incorporated into a digital avatar or virtual representation that indicates a disability, such as a virtual wheelchair, walking cane, prosthetic limb, or hearing aid. Disability signifiers allow people with disabilities to express their disability…

Disability Simulation(also: Disability Simulator, Empathy Exercise)

A method of accessibility evaluation where non-disabled people experience approximations of the barriers faced by people with disabilities when using technology or navigating environments. In web accessibility, disability simulation tools like IBM's aDesigner visualize how…

Disability Simulation(also: Simulation Study, Simulated Disability)

A research or awareness technique where non-disabled individuals attempt to experience disability through artificial constraints such as blindfolds, noise-dampening headphones, vision-distorting glasses, or wheelchair use. While sometimes used for preliminary technology…

Disability Stereotyping(also: Disability Stereotype, Ableist Stereotyping)

The attribution of fixed, oversimplified characteristics to individuals based on their disability status. In the context of AI and language models, disability stereotyping occurs when systems associate specific disabilities with particular traits — for example, linking autism…

Disability Stigma(also: Stigma, Disability-Related Stigma)

Negative attitudes, stereotypes, prejudice, and discriminatory behavior directed toward people with disabilities. Disability stigma can lead to social exclusion, reduced opportunities, and internalized shame. In many contexts, particularly in parts of the Global South,…

Disability Studies(also: DS, Critical Disability Studies)

An interdisciplinary academic field that examines disability as a social, cultural, and political phenomenon rather than solely a medical condition. Disability studies draws on the social model of disability to analyze how societal structures, attitudes, and environments create…

Disability Support Organisation(also: DSO, Disability Service Provider, Disability Service Organisation)

An organisation that provides support services, programs, and resources to people with disabilities, often across multiple sites or locations. DSOs play a critical role in facilitating access to community activities, employment, education, and creative programs for their…

Disability culture(also: Crip culture)

A cultural movement and identity framework that celebrates the diversity disability brings, recognizing the positive aspects of the disability experience — community, solidarity, creativity, and unique ways of knowing. Emerging in the late 1980s through the work of activists…

Disability disclosure(also: Self-disclosure)

The process by which a person with a disability chooses to reveal information about their condition to others, whether in the workplace, social settings, or digital environments. Disclosure decisions are complex, involving considerations of stigma, accommodation needs, safety,…

Disability dongle

A well-intentioned but impractical accessibility invention, typically created by non-disabled people, that fails to address the actual needs of disabled users. The term, coined by disability advocate Liz Jackson, critiques technologies designed without meaningful input from…

Disability justice(also: DJ)

An activist framework developed by disabled queer people of colour — notably Sins Invalid, Mia Mingus, and Patty Berne — that centres the experiences of those at the intersection of disability and other marginalised identities. Unlike the disability rights movement, which…

Disability pride

A positive affirmation of disability identity that rejects shame, pity, and the desire to be "fixed" or "cured." Disability pride is a core element of disability culture, rooted in the belief that disabled people will not be integrated into society as long as they are trying to…

Disability-Centered Dataset(also: Disability-First Dataset, Accessibility Dataset)

A research dataset specifically designed to capture the practices, environments, and experiences of people with disabilities, rather than retrofitting general-purpose datasets for accessibility evaluation. Disability-centered datasets reflect the real variability, messiness, and…

Disability-Centered Evaluation(also: Disability-Centric Evaluation, Disability-First Evaluation)

An approach to evaluating AI systems, tools, or research artefacts that places disabled people's lived experiences, information needs, and failure contexts at the centre of study design — including which data are collected, how ground truth is annotated, which models are tested,…

Disability-First Dataset(also: Disability-first AI dataset)

An approach to AI dataset creation, articulated by Theodorou et al. and others, that treats serving a disability community as the primary objective rather than collecting disability data as a minority slice of a general-purpose dataset. Examples include VizWiz (blind…

Disability-Led Design(also: Disability-Led)

A design practice in which people with disabilities are not consultants, test subjects, or "users" but the authors, directors, and decision-makers shaping the work. Disability-led projects invert the typical power dynamic of accessibility research: non-disabled researchers and…

Disability-Led Research(also: Disabled-Led Research, Disability-Centered Research)

Research that is conceived, designed, conducted, and interpreted by disabled people rather than about them by non-disabled researchers. Disability-led research recognizes that disabled people hold unique expertise about their own experiences, needs, and solutions that cannot be…

Disability-Related Embodied Empathy from Existing Media(also: DREEM)

A design pedagogy approach, introduced by Baltaxe-Admony et al., that does not translate specific aspects of disability theory into technology requirements but instead develops curricula that sensitise design students to disability cultures and to the lived experiences of…

Disability-first Design(also: Disability-first Approach, Disability-centered Design)

A design and research methodology that positions disabled people as active contributors and decision-makers rather than passive subjects or end-users in technology development. In contrast to approaches where non-disabled researchers create solutions for disabled users,…

Disabled Joy(also: Disability Joy, Crip Joy)

Disabled joy refers to the positive experiences, pleasures, and sources of happiness that arise from or are connected to living as a disabled person. This includes pride in disability identity, the richness of disability community and culture, the creativity born of adapting to…

Disabled innovator(also: Disability-led innovation)

A disabled person who creates, develops, and disseminates technology or solutions that address accessibility needs, drawing on their lived experience and situated knowledge. Disabled innovators challenge the dominant paradigm where accessibility technology is designed "for"…

Disabled researcher(also: Researcher with disability, VI researcher)

A researcher who has a disability and conducts academic research, often — but not exclusively — in disability-related fields. Disabled researchers bring unique lived experience and situated knowledge to their work, which can deepen understanding and reduce bias. However, they…

Disabling Factor(also: Disabling Condition, Situational Barrier)

An external condition that blocks or hinders an otherwise available ability from being used to complete a task. Disabling factors can arise from technology design (such as ability assumptions embedded in interfaces), environmental conditions (like noise or poor lighting), or…

Disabling by Design(also: Designed Disability, Systemic Disablement)

A critical framework describing how systems, policies, and processes create disability through their design rather than through malicious intent. When a system requires cognitive, physical, or sensory capabilities that it simultaneously undermines or fails to accommodate, it is…

Disablism(also: Disability Discrimination)

Discriminatory, oppressive, or abusive behaviour directed at people because of their disability, encompassing both individual acts of prejudice and systemic societal barriers. Coined by the Union of Physically Impaired Against Segregation in 1975, the term draws a parallel with…

Disambiguation(also: Target Disambiguation, Touch Disambiguation)

In accessible interface design, disambiguation is the process of resolving ambiguity when a user's input could correspond to more than one interactive target. This commonly occurs on touchscreens where small, densely packed elements make precise selection difficult, particularly…

Disclaimer(also: Content Disclaimer, Health Disclaimer)

A statement accompanying content that clarifies its limitations, purpose, or the credentials of its creator. In health and disability content on social media, disclaimers typically indicate that content is not medical advice, reflects personal experience only, or should not…

Disclosure of Disability(also: Disability Disclosure, Self-Disclosure)

The decision by a person with a disability to reveal their disability status to others, whether in educational, professional, or social settings. Disclosure is a complex and deeply personal decision influenced by factors including the nature of the disability, social stigma,…

Discourse Analysis(also: Critical Discourse Analysis, CDA)

A research methodology that examines how language constructs meaning, power relations, identities, and social realities. Critical discourse analysis specifically investigates how language in texts, media, and institutions reflects and reproduces social inequalities. In…

Discoverability(also: Feature Discoverability)

The degree to which a user can find and become aware of a feature, setting, or capability within a system. In accessibility, discoverability is a critical challenge because users who could benefit from accessibility features — such as screen magnification, high contrast modes,…

Discreet AAC(also: Discreet Assistive Communication, Wearable AAC)

Augmentative and alternative communication devices designed to be socially unobtrusive and visually inconspicuous, in contrast to traditional tablet-based AAC systems that are physically prominent and easily identifiable. Discreet AAC encompasses wearable technologies such as…

Discrete Specification(also: Discrete Positioning, Grid-Based Positioning)

In cursor control interfaces, a positioning method where the user selects from a finite set of predefined locations to move the cursor to an approximate position quickly. Examples include grid-based systems where the screen is divided into numbered cells, or ghost cursor systems…

Discrete Trial Training(also: DTT, Discrete Trial Teaching, Discrete Trial Instruction)

A structured teaching method used primarily with autistic children in which skills are broken down into small, distinct components and taught through repeated, controlled trials. Each trial follows a sequence: a clear instruction or stimulus is presented, the learner responds,…

Discrimination Ellipse(also: Discrimination Ellipsoid, MacAdam Ellipse)

A region in a color space surrounding a given color within which other colors cannot be distinguished from it by an observer. In two dimensions this region forms an ellipse; in three-dimensional color spaces it becomes an ellipsoid. The size and shape of discrimination ellipses…

Discriminative Ability(also: Discriminative ability of a metric, Discriminability)

In accessibility research methodology, the property of an evaluation metric to reveal statistically significant differences between stimuli that are known to differ along the dimension being measured. For example, a comprehension-question metric has discriminative ability for…