extensively

[ik-sten-siv-lee]

adverb

1. so as to cover a wide range or area; broadly.

   He reads and travels extensively and is regarded as one of the best-informed men anywhere.

2. in a far-reaching, comprehensive way; thoroughly.

   All the science departments have been extensively renovated, with new tutorial rooms and well-equipped laboratories.

3. at great length or in great detail.

   He spoke extensively about the threats his daughter faces as a transgender individual.

4. to a great degree or in great amounts or numbers; a lot.

   Although the river is used extensively by boaters, no official map has been developed to show the best places to dock, things to see, and hazards to avoid.

Other Word Forms

• nonextensively adverb
• preextensively adverb

Word History and Origins

Origin of extensively¹

extensive ( def. ) + -ly

Example Sentences

Hugo Campos, who lives with an implanted cardiac device and has served on health-related federal advisory boards as a patient advocate, says he uses AI extensively to research health issues.

Read more on Wall Street Journal

Mr. Bacon is an accomplished sportswriter who has written extensively about the Michigan Wolverines.

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“Unlike many other cultures, we decided we were going to have pretty vague documents,” says Frank Partnoy, a law professor at the University of California, Berkeley, who has written extensively on financial shenanigans.

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Adding vegetable juice for color meant that food scientists had to closely monitor the taste, often rebalancing the recipe and testing it extensively to ensure it mimicked the original.

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"Our global series puts players first and we will continue to engage extensively with stakeholders including IRPA," said an R360 spokesperson.

Read more on BBC

Related Words

• broadly 
• largely