Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Flesch Reading Ease(also: Flesch Readability Score, Flesch Score, FRE)
- A readability formula developed by Rudolf Flesch in 1948 that rates text on a 100-point scale based on average sentence length and average number of syllables per word. Higher scores indicate easier-to-read text: scores of 60-70 are considered suitable for a general audience,…
- Flesch-Kincaid Grade Level(also: Flesch-Kincaid, FKGL, Flesch-Kincaid readability)
- A readability formula that estimates the U.S. school grade level required to comfortably read a given English text, based on average sentence length and average syllables per word. Developed for the U.S. Navy in 1975 by Rudolf Flesch and J. Peter Kincaid, the formula is widely…
- Functional Literacy(also: Functional illiteracy)
- The level of reading and writing skill needed to handle everyday tasks — filling out forms, reading medication instructions, understanding a utility bill, using a web service. Adults below this threshold are described as functionally illiterate, which in the United States is…
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