Find definitions for over 300,000 words from the most authoritative English dictionary. Continuously updated with new words and meanings.

A definition states the meaning of a word using other words. This is sometimes challenging. Common dictionaries contain lexical descriptive definitions, but there are various types of …

Definitions and meanings of words with pronunciations and translations.

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Dec 15, 2025 · Wiktionary has grown beyond a standard dictionary and now includes a thesaurus, a rhyme guide, phrase books, language statistics and extensive appendices. We aim to …

DEFINE meaning: 1 : to explain the meaning of (a word, phrase, etc.); 2 : to show or describe (someone or something) clearly and completely

If you define something, you show, describe, or state clearly what it is and what its limits are, or what it is like. We were unable to define what exactly was wrong with him. [VERB wh] He was …

Dec 23, 2025 · An assortment of absurd, useful and funny words and phrases entered the vernacular this year. How well do you know them?

To state the precise meaning of (a word or sense of a word, for example). b. To describe the nature or basic qualities of; explain: define the properties of a new drug; a study that defines …

The meaning of DEFINE is to determine or identify the essential qualities or meaning of. How to use define in a sentence.