May 15, 2026 · The meaning of EXTENSIVE is having wide or considerable extent. How to use extensive in a sentence.

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EXTENSIVE definition: of great extent; wide, broad. See examples of extensive used in a sentence.

EXTENSIVE definition: 1. covering a large area; having a great range: 2. covering a large area; having a great range…. Learn more.

Find 110 different ways to say EXTENSIVE, along with antonyms, related words, and example sentences at Thesaurus.com.

Something that is extensive covers a wide range of details, ideas, or items. There was extensive coverage of World Book Day on the BBC. ...the extensive research into public attitudes to science. …

Define extensive. extensive synonyms, extensive pronunciation, extensive translation, English dictionary definition of extensive. adj. 1. Large in extent, range, or amount.

When something is far-reaching or expansive it is extensive. When your friend knows every single place and time that his favorite band has played any given song, he has extensive knowledge of that band. …

Definition of extensive adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Find 2,696 synonyms for extensive and other similar words that you can use instead based on 10 separate contexts from our thesaurus.