having wide or considerable extent; extensional; of, relating to, or constituting farming in which large areas of land are utilized with minimum outlay and labor… See the full definition

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

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

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

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. …

of or having extension: Space is extensive, time durational. Agriculture noting or pertaining to a system of agriculture involving the use or cultivation of large areas of land with a minimum of labor and …

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

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. …

There are 11 meanings listed in OED's entry for the adjective extensive, four of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Jan 18, 2026 · Adjective extensive (comparative more extensive, superlative most extensive) Having a great extent; covering a large area; vast.