as in dictionary
a reference book giving information about the meanings, pronunciations, uses, and origins of words listed in alphabetical order
an avid word enthusiast who is compiling a lexicon of archaic and unusual words
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Recent Examples of lexicon
Music videos began in the 1960s and have been a cornerstone of the pop culture lexicon for decades.
—
Marni Rose McFall, MSNBC Newsweek, 13 Oct. 2025
First, your confusion is kind of the point ‒ today's slang is part of an ever-changing lexicon that separates the young from the young-at-heart.
—Phaedra Trethan, USA Today, 5 Oct. 2025
Anyway, Samuel Johnson’s A Dictionary of the English Language, to my mind, is the most astonishing of lexicons ever produced in any tongue.
—Literary Hub, 29 Sep. 2025
Body-hugging jerseys and crisp poplin pieces also infiltrated Boero’s lexicon.
—Sandra Salibian, Footwear News, 29 Sep. 2025
See All Example Sentences for lexicon
Marni Rose McFall, MSNBC Newsweek, 13 Oct. 2025
First, your confusion is kind of the point ‒ today's slang is part of an ever-changing lexicon that separates the young from the young-at-heart.
—Phaedra Trethan, USA Today, 5 Oct. 2025
Anyway, Samuel Johnson’s A Dictionary of the English Language, to my mind, is the most astonishing of lexicons ever produced in any tongue.
—Literary Hub, 29 Sep. 2025
Body-hugging jerseys and crisp poplin pieces also infiltrated Boero’s lexicon.
—Sandra Salibian, Footwear News, 29 Sep. 2025
See All Example Sentences for lexicon
Recent Examples of Synonyms for lexicon
dictionary
Noun
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The term really got its start back in the late 1990s, and was added to the Merriam-Webster dictionary in 2002.—
Ayana Archie,
NPR,
29 Oct. 2025
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Hippopotomonstrosesquipedaliophobia — fear of long words (The longest word found in major English dictionaries is pneumonoultramicroscopicsilicovolcanoconiosis, a 45-letter word describing a lung disease caused by inhaling fine silica dust.—
Scott Lafee,
San Diego Union-Tribune,
21 Oct. 2025
Cite this Entry
“Lexicon.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lexicon. Accessed 6 Nov. 2025.
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