Definition of dictionarynext
as in lexicon
a reference book giving information about the meanings, pronunciations, uses, and origins of words listed in alphabetical order try to develop the habit of going to the dictionary whenever you encounter an unfamiliar word

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of dictionary Adopt a sensitive data detection platform that’s access-control-aware and lineage-savvy and extend it with custom dictionaries and RegEx patterns. Expert Panel®, Forbes.com, 30 June 2026 The dictionary's selection came, in part, from fans' reactions to Swift and Kelce's engagement. Alyssa Goldberg, USA Today, 23 June 2026 The novel follows Harriet Bancroft, a bookish wallflower compiling a dictionary of slang. Angelina Mazza, Vulture, 19 June 2026 Password candidates came from custom dictionaries with as many as eight words, common keyboard patterns, and cracking rules. Dan Goodin, ArsTechnica, 17 June 2026 See All Example Sentences for dictionary
Recent Examples of Synonyms for dictionary
lexicon
Noun
  • Chevy answered the Ford Ranchero with the El Camino, a similar car/truck concept that gained greater fame and entered the lexicon of automotive terminology, running for most of the 1960s until 1987.
    Greg Migliore, Forbes.com, 6 Aug. 2026
  • The word was not, however, part of the official lexicon of public health.
    Harmeet Kaur, CNN Money, 6 Aug. 2026

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“Dictionary.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/dictionary. Accessed 8 Aug. 2026.

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