Word.ws English Dictionary

Plural of subgroup

regular plural

The plural of subgroup is subgroups.

Forms of subgroup

Singularsubgroup /ˈsʌbˌɡɹuːp/
Pluralsubgroups
Countablecountable

Subgroups in a sentence

  • Much of the information about a group can be gleaned from a study of its subgroups.1990, Peter B. Kleidman, Martin W. Liebeck, The Subgroup Structure of the Finite Classical Groups, Cambridge University Press, page 1
  • Algebraic subgroups defined over k (as algebraic subvarieties) are called k-subgroups.1991, Gregori A. Margulis, Discrete Subgroups of Semisimple Lie Groups, Springer-Verlag, page 13
  • If a group acts on itself through conjugation, then its orbits are its conjugacy classes and its stabilizer subgroups are its centralizers.From the entry conjugacy class
  • The fundamental theorem of Galois theory states that there is a one-to-one correspondence between the subfields of a Galois extension and the subgroups of its Galois group.From the entry Galois extension
  • At the very left of that window are folder icons, if there are subgroups within that folder.1996 August 15, J Gerber, “News Groups”, in news.newusers.questions (Usenet), retrieved 15 Aug 2022. From the entry plus mark

Meaning of subgroup

  1. noun A group within a larger group; a group whose members are some, but not all, of the members of a larger group.
  2. noun A subset H of a group G that is itself a group and has the same binary operation as G.
  3. verb To divide or classify into subgroups.

Full definition of subgroup

Questions about the plural of subgroup

What is the plural of subgroup?
The plural of subgroup is subgroups.
Is subgroup countable?
Subgroup is a countable noun.

Source and license

Adapted from Wiktionary: subgroup (page history and authors) and the entries of its forms. Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws left out forms marked obsolete, archaic, rare or dialectal and added the examples. Wiktionary data of 2026-09-02.

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