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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
1595-1605
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."