■ adjective
1》 covering a large area.
↘large in amount or scale.
2》 (of agriculture) obtaining a relatively small crop from a large area with a minimum of capital and labour. Often contrasted with intensive .
Derivatives
~ly adverb
~ness noun
Origin
ME: from Fr. extensif , -ive or late L. extensivus , from extens- , extendere (see extend ).