Glossary

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Babbling(also: Canonical Babbling, Prelinguistic Vocalization)

The repetitive, syllable-like vocalizations produced by infants typically between 6 and 12 months of age as a precursor to spoken language. Babbling progresses through developmental stages from simple vowel-like sounds (cooing) to reduplicated sequences like "bababa" and…

Canonical Syllable(also: Canonical Babbling, Well-Formed Syllable)

A canonical syllable is a well-formed syllable in infant babbling that consists of a consonant-like closure (closant) produced by an oral cavity constriction followed by a vowel-like opening (vocant). Canonical syllables typically appear between 5 and 10 months of age in the…

Pre-speech Vocalizations(also: Pre-linguistic Vocalizations, Infant Vocalizations)

Sounds produced by infants before the development of recognizable speech, including cooing, babbling, and other vocal productions. Pre-speech vocalizations are important predictors of later articulation and language abilities, and their analysis can help identify children at…

Prelinguistic Development(also: Pre-Speech Development, Prelinguistic Communication)

Prelinguistic development refers to the stages of vocal and communicative development that occur before an infant produces meaningful words, typically spanning from birth to approximately 12-18 months. This development progresses through recognized stages: the Phonation Stage…

Rapid Auditory Processing(also: RAP, Auditory Temporal Processing)

The ability to perceive and process rapidly changing auditory signals that occur within tens of milliseconds, such as the rapid frequency and amplitude transitions that characterise speech sounds. Rapid auditory processing is a fundamental skill for language acquisition, as…

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