Word.ws English Dictionary

infimum

UK/ɪnˈfaɪməm/US/ɪnˈfiːməm/

infimum noun: (of a subset) the greatest element of the containing set that is smaller than or equal to all elements of the subset. The infimum may or may not be a member of the subset.

Noun

infimum (plural infima or infimums)

  1. (of a subset) the greatest element of the containing set that is smaller than or equal to all elements of the subset. The infimum may or may not be a member of the subset.
    Synonyms:
    greatest lower bound

Synonyms of infimum

  • greatest lower bound

Antonyms

Forms of infimum

pluralinfima
pluralinfimums

Origin of infimum

Borrowed from Latin infimum (“lowest part”), from infimus (“lowest”).

Words formed from infimum

Questions about infimum

What does infimum mean?
Infimum means (of a subset) the greatest element of the containing set that is smaller than or equal to all elements of the subset. The infimum may or may not be a member of the subset.
What part of speech is infimum?
Infimum is a noun.
How do you pronounce infimum?
Infimum is pronounced /ɪnˈfaɪməm/ (UK).
What is the plural of infimum?
The plural of infimum is infima.

Words near infimum in the dictionary

  1. infiltrometry
  2. infima
  3. infima species
  4. infimae species
  5. infimal
  6. infimum
  7. infimums
  8. infin
  9. infin.
  10. infinate
  11. Infinger

Source and license

Adapted from Wiktionary: infimum (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “infimum.” Word.ws, https://word.ws/infimum. Based on Wiktionary, CC BY-SA 4.0.