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n. pl. glos·sa·ries
A list of often difficult or specialized words with their definitions, often placed at the back of a book.
[Middle English glosarie, from Latin glōssārium, from glōssa, foreign word; see gloss2.]
glos·sar′i·al (glô-sâr′ē-əl, glŏ-) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.