whittle down
Upper Intermediate (B2) neutral
To slowly make a big list or number smaller until it's a good size.
"We have whittled the applicants down to just five candidates for the final interview."
Hear it in context
The Universe Is Racing Apart. We May Finally Know Why.
PBS Space Time · 17:00
Statistics lets us whittle down uncertainty.
Nihilism Is Taking Over Modern Society. Here’s Why.
Pursuit of Wonder · 7:54
phenomenon seems to whittle down our