noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The degree or property of being extensive. uncountable, usually
2. 2
   large or extensive in breadth or importance or comprehensiveness wordnet

Synonyms

All synonyms

amplitudecapacitycommonnesscurrencyextensiongrandeur

Example

More examples

"I'm surprised by the extensiveness of Tom's knowledge."

Etymology

From extensive + -ness.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.