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单词 subfield
释义

Definition of subfield in English:

subfield

noun ˈsʌbfiːld

  • 1A secondary or subsidiary field or area of land.

  • 2A secondary or subordinate field or area of study, research, etc.

  • 3Mathematics. A field forming a subset of another field with the same binary operations.

Origin

Mid 19th century; earliest use found in American Cotton Planter. From sub- + field.

 
 

Definition of subfield in US English:

subfield

nounˈsʌbfiːld

  • 1A secondary or subsidiary field or area of land.

  • 2A secondary or subordinate field or area of study, research, etc.

  • 3Mathematics. A field forming a subset of another field with the same binary operations.

Origin

Mid 19th century; earliest use found in American Cotton Planter. From sub- + field.

 
 
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更新时间：2026/6/2 15:13:00