glossary

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A list of often difficult or specialized words with their definitions, often placed at the back of a book.

from The Century Dictionary.

• noun A collection of glosses or explanations of words, especially of words not in general use, as those of a dialect, a locality, or an art or science, or of particular words used by an old or a foreign author; a vocabulary or dictionary of limited scope.
• noun Synonyms Dictionary, Lexicon, etc. See vocabulary.

from the GNU version of the Collaborative International Dictionary of English.

• noun A collection of glosses or explanations of words and passages of a work or author; a partial dictionary of a work, an author, a dialect, art, or science, explaining archaic, technical, or other uncommon words.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A list of terms in a particular domain of knowledge with their definitions.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun an alphabetical list of technical terms in some specialized field of knowledge; usually published as an appendix to a text on that field