lexicon

[ lek-si-kon, -kuhn ]
/ ˈlɛk sɪˌkɒn, -kən /

noun, plural lex·i·ca [lek-si-kuh] /ˈlɛk sɪ kə/, lex·i·cons.

a wordbook or dictionary, especially of Greek, Latin, or Hebrew.
the vocabulary of a particular language, field, social class, person, etc.
inventory or record: unparalleled in the lexicon of human relations.
Linguistics.
  1. the total inventory of morphemes in a given language.
  2. the inventory of base morphemes plus their combinations with derivational morphemes.

QUIZZES

DO YOU KNOW THIS VOCABULARY FROM "THE HANDMAID'S TALE"?

"The Handmaid's Tale" was required reading for many of us in school. Everyone else has probably watched the very popular and addictive TV show. Do you remember this vocabulary from the book, and do you know what these terms mean?
Question 1 of 10
decorum

Origin of lexicon

1595–1605; < Medieval Latin < Medieval Greek, Greek lexikón, noun use of neuter of lexikós of words, equivalent to léx(is) speech, word (see lexis) + -ikos -ic
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for lexicon

British Dictionary definitions for lexicon

lexicon
/ (ˈlɛksɪkən) /

noun

a dictionary, esp one of an ancient language such as Greek or Hebrew
a list of terms relating to a particular subject
the vocabulary of a language or of an individual
linguistics the set of all the morphemes of a language

Word Origin for lexicon

C17: New Latin, from Greek lexikon, n use of lexikos relating to words, from Greek lexis word, from legein to speak
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012