Extensively

/ɪkˈstɛnsɪvli/

Meaning & Definition

adverb
In a way that covers a large area or involves a lot of things; widely.
The new policy is being implemented extensively across all departments.
In detail or at great length; thoroughly.
She researched the topic extensively before writing her thesis.
To a large degree or extent; largely.
The team has extensively tested the product to ensure its reliability.

Etymology

From late Latin 'extensivus', meaning 'to stretch out'.

Common Phrases and Expressions

know something extensively:
To have a deep and broad understanding of a subject.
study extensively:
To engage in learning that is comprehensive and detailed.

Related Words

Slang Meanings

A lot or to a great extent.
He reads extensively; you should ask him for book recommendations.
Doing something a lot.
They party extensively during the summer.