Glossary

Searchable terminology from accessibility, web standards, and related fields.

12 results found in Literacy.

Dale-Chall Readability Formula (Dale-Chall, New Dale-Chall)
A readability formula first published by Edgar Dale and Jeanne Chall in 1948 and revised in 1995. Unlike formulas that rely only on surface counts, Dale-Chall compares every word in a text against a m…
Flesch-Kincaid Grade Level (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…
Functional Literacy (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 thresh…
Illiteracy (Functional Illiteracy, Low Literacy)
The inability to read or write, or having reading and writing skills below a functional level needed for everyday tasks. In the context of digital accessibility, illiteracy and low literacy present si…
Lexile Framework (Lexile, Lexile Measure)
A commercial readability framework developed by MetaMetrics that places both texts and readers on a common scale — the Lexile measure — to support matching readers with materials at an appropriate lev…
Literacy Bias (Literacy bias of a metric)
In accessibility research methodology, a literacy bias describes the phenomenon where an evaluation metric systematically produces different scores for participants with different reading-literacy lev…
Newsela
An educational content platform that publishes news articles in multiple professionally-edited versions simplified to different U.S. school reading levels, enabling teachers to assign the same story a…
Reading Fluency
The ability to read connected text accurately, at an appropriate pace, and with proper expression - distinct from word-level decoding skill on one side and from reading comprehension on the other. Flu…
Reading Level (Grade Level, Reading Grade Level)
An estimate of the education or skill level a reader needs to understand a text, usually expressed as a U.S. school grade (e.g., grade 4) or an equivalent band. Reading level is the target output of m…
Score Prediction (Predicted grade, Comprehension self-prediction)
A subjective-response evaluation item in which a research participant, immediately after reading a passage and before learning their actual comprehension-question score, estimates the percentage of qu…
Synthetic Phonics (Phonics, Systematic Phonics)
A method of teaching reading that emphasises learning the sounds (phonemes) associated with letters and letter combinations, then blending those sounds together to form words. Unlike analytic phonics,…
Wide-Range Achievement Test (WRAT, WRAT-5, WRAT sentence comprehension)
A standardised achievement test used to measure basic academic skills, including word reading, sentence comprehension, spelling, and math computation. In accessibility research, the WRAT sentence-comp…