extensive

From Wiktionary

Pronunciation[change]

Adjective[change]

Positive
extensive

Comparative
more extensive

Superlative
most extensive

  1. Extensive research, experience, damage, etc. is large in size, amount, or degree.
    There has been extensive research into ways to improve schools.
    She has extensive experience working with these computer systems.
    After the wild fires, the damage was extensive.

Related words[change]