Word.ws English Dictionary

infra-

UK/ˈɪnfɹə/

infra- prefix: below, beneath, inferior.

Prefix

infra-

  1. below, beneath, inferior
    Synonyms:
    sub-, hypo-
    Antonyms:
    super-, supra-, ultra-

Synonyms of infra-

Antonyms

Origin of infra-

Borrowed from Latin īnfrā (“below”).

Words formed from infra-

Questions about infra-

What does infra- mean?
Infra- means below, beneath, inferior.
What part of speech is infra-?
Infra- is a prefix.
How do you pronounce infra-?
Infra- is pronounced /ˈɪnfɹə/ (UK).

Words near infra- in the dictionary

  1. INFPs
  2. infra
  3. infra dig
  4. infra dig.
  5. infra dignitatem
  6. infra-
  7. infra-inguinal
  8. infra-order
  9. infra-orders
  10. infra-red
  11. infraaortal

Source and license

Adapted from Wiktionary: infra- (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: “infra-.” Word.ws, https://word.ws/infra-. Based on Wiktionary, CC BY-SA 4.0.