Word of the Day
Sunday, June 20, 1999

Definitions for lexicon

  1. A book containing an alphabetical arrangement of the words in a language with the definition of each; a dictionary.
  2. The vocabulary of a person, group, subject, or language.
  3. [Linguistics] The total morphemes of a language.

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Citations for lexicon
He thought it right in a lexicon of our language to collect many words which had fallen into disuse. James Boswell, Life of Johnson
There were schoolbooks for young James: Ovid, Caesar, Virgil, Terence, Greek grammar, Greek lexicon. Linda K. Kerber, No Constitutional Right to Be Ladies
Origin of lexicon
Lexicon comes from Greek lexikon, from lexikos, "of or belonging to words," from lexis, "a speaking, speech, a way of speaking, a word or phrase," from legein, "to say, to speak."