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subring

[ suhb-ring ]
/ ˈsʌbˌrɪŋ /
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noun Mathematics.

a subset of a ring that is a subgroup under addition and that is closed under multiplication.Compare ring1 (def. 22).

QUIZZES

QUIZ YOURSELF ON PARENTHESES AND BRACKETS APLENTY!

Set some time apart to test your bracket symbol knowledge, and see if you can keep your parentheses, squares, curlies, and angles all straight!
Question 1 of 7
Let’s start with some etymology: What are the origins of the typographical word “bracket”?

Origin of subring

First recorded in 1950–55; sub- + ring1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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