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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.

The public relations industry has a related subfield called “crisis communications”—the art of preparing for, and reacting to, adverse publicity.

From Slate

Discola studies criminal victimology, a subfield of criminology focused on the victim experience.

From Slate

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

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

From New York Times

But in this subfield of math, the only rule is that nothing ever adds up.

From Slate