Longman Dictionary of Contemporary English homepage

Date: 1600-1700
Language: Late Greek
Origin: lexikon, from lexikos 'of words', from Greek lexis 'word, speech', from legein 'to say'

lexicon

 noun
     
Related topics: Linguistics
lex‧i‧con
1

the lexicon

technicalSL all the words and phrases used in a language or that a particular person knows
2 [countable]SL an alphabetical list of words with their meanings, especially on a particular subject or in a particular language:
a lexicon of geographical terms
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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