Definitions

extensive

[ik-sten-siv] / ɪkˈstɛn sɪv /

ADJECTIVE

far-reaching, thorough

Synonyms

STRONGEST

broad comprehensive considerable expanded huge large large-scale lengthy major pervasive protracted sweeping vast voluminous wide-ranging

WEAK

across the board all-encompassing all-inclusive big blanket boundless capacious commodious comprising extended far-flung general great hefty inclusive indiscriminate long prevalent roomy scopic scopious sizable spacious unexclusive universal unrestricted wall-to-wall wholesale wide widespread

Antonyms

STRONGEST

exclusive insignificant limited little miniature narrow slight small tiny unimportant

WEAK

restricted short uncomprehensive

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He is a student in a lifelong learning program at UCLA; he takes extensive notes in notebooks and in the margins of his many books.

From Los Angeles Times • Jun. 8, 2026

Today, Realtor.com estimates the property is worth well above $13.4 million—and that’s without the inclusion of Williams’ extensive updates.

From MarketWatch • Jun. 8, 2026

How have they built entire cities and extensive infrastructure with no thumbs?

From Salon • Jun. 6, 2026

"Thanks to its excellent preservation and the extensive investigations, however, we were able to describe it in greater detail than ever before and gain new information about the species and its relationships."

From Science Daily • Jun. 4, 2026

He found the Paris fair’s extensive use of formal flower beds objectionable.

From "The Devil in the White City" by Erik Larson

Vocabulary lists containing extensive

Hatchet

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List 8

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A Christmas Carol

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