noun, plural glos·sa·ries.
- a list of terms in a special subject, field, or area of usage, with accompanying definitions.
- such a list at the back of a book, explaining or defining difficult or unusual words and expressions used in the text.
noun plural -ries
- an alphabetical list of terms peculiar to a field of knowledge with definitions or explanationsSometimes called: gloss
late 14c., from Latin glossarium “collection of glosses,” from Greek glossarion, diminutive of glossa “obsolete or foreign word” (see gloss (n.2)).