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subfield

American  
[suhb-feeld] / ˈsʌbˌfild /

noun

Mathematics.
  1. a field that is a subset of a given field.


Etymology

Origin of subfield

First recorded in 1945–50; sub- + field

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A subfield of AI, computer vision gives machines the ability to make sense of visual information like photos and videos.

From Barron's • May 19, 2026

Messrs. Curtin and Burgess show that the method underlying this subfield of economics can’t do what researchers claim it can.

From The Wall Street Journal • Apr. 29, 2026

Computer vision is a subfield of AI that deals with the ability of computers to interpret and analyze visual data from the world.

From Science Daily • Jun. 3, 2024

That practice has spawned an entire subfield of scientific inquiry known as dendrochronology.

From New York Times • Mar. 9, 2024

I suffer the daily experience of being baffled by articles in my field, my subfield, even my sub-sub-subfield.

From "The Sense of Style" by Steven Pinker

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