to what extent

American  

[too wuht ik-stent, wot, hwuht, hwot] / ˌtu ˈwʌt ɪkˈstɛnt, ˈwɒt, ˈʰwʌt, ˈʰwɒt /

idiom

1. to how great a degree; how much, how far, how well, etc..

   To what extent were you acquainted with the deceased?

   These tests will help determine to what extent his memory has deteriorated.

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Etymology

Origin of to what extent

First recorded in 1615–25

Example Sentences

Terner Center managing director Ben Metcalf said it’s unclear to what extent those savings might reflect that cheaper projects just happened to apply for funding from LACAHSA.

From Los Angeles Times • Apr. 15, 2026

Avalanche deaths have been this high before, so, while there is a consensus that climate change is playing a part, it's not yet clear to what extent.

From BBC • Mar. 14, 2026

Airlines will be assessing whether, and to what extent, they can pass the rising fuel costs on to consumers.

From Barron's • Mar. 6, 2026

"It's a new tool, so we don't really know to what extent it's going to work," he says.

From Science Daily • Feb. 4, 2026

But how romantic their relationship was, to what extent they were just friends, I can’t say.

From "Born a Crime: Stories from a South African Childhood" by Trevor Noah