Standard Lemma guide

coextensive

adj · 4 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • UK: /ˌkəʊ.ɪkˈstɛn.sɪv/
  • US: /ˌkoʊ.ɛkˈstɛn.sɪv/
  • US: Recorded audio is listed in the source snapshot.

1

adj

Meaning 1

Having the same spatial limits or boundaries; sharing the same area.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Examples

  • The city and county of San Francisco are coextensive.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

adj

Meaning 2

Occurring over the same period of time; contemporaneous.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Having the same extension—the object or set of objects to which a term refers.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

Topics: human-sciences, logic, mathematics, philosophy, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

adjective satellite

Meaning 4

being of equal extent or scope or duration

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: coterminous, conterminous

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *ḱe? Proto-Indo-European *ḱóm Proto-Italic *kom Proto-Italic *kom- Latin con- Latin co-der. English co- English extensive English coextensive From co- + extensive.