Word.ws English Dictionary

micro-

UK/ˈmaɪ.kɹə-//ˈmaɪ.kɹə-/

micro- prefix: very small.

Prefix (1)

micro-

  1. (diminutive) Very small.
    • Near-synonyms: (prefixes) mini-, nano- (loose sense); (suffixes) -cule, -ee, -el, -et, -ette, -icle, -ie, -kin, -le, -let, -ling, -ole, -ule, -y
    • micro- + organism → microorganism
    Synonyms:
    mini-, nano-[Appendix:Glossary, -cule, -ee, -el, -et, -ette, -icle, -ie, -kin
  2. (metric units) One millionth.
    • micro- + gram → microgram

Prefix (2)

micro-

  1. Pertaining to an aspect of micronationalism; micronational.
    • micro- + wiki → MicroWiki

micro- meaning in Tamil, Kannada and Vietnamese

micro- in Tamil

நுண்

micro- in Kannada

ಸೀರು

micro- in Vietnamese

millionth
mi-crô

Synonyms of micro-

7 more synonymsFewer synonyms

Antonyms

3 more antonymsFewer antonyms

Origin of micro-

Learned borrowing from Ancient Greek μῑκρο- (mīkro-), from μῑκρός (mīkrós, “small”). By surface analysis, micr- + -o-.

Proto-Indo-European *ǵenh₁- Proto-Indo-European *-tis Proto-Indo-European *ǵénh₁tisder. Proto-Italic *gnātiō Latin nātiōbor. Old French nacionbor. Middle English nacioun English nation English micronationclip. English micro- Clipping of micronation.

Words formed from micro-

  • microinverse
  • microlateral
  • micronormal

Questions about micro-

What does micro- mean?
Micro- means very small.
What is micro- in Tamil?
Micro- in Tamil is நுண். See Micro- meaning in Tamil.
What part of speech is micro-?
Micro- is a prefix.
How do you pronounce micro-?
Micro- is pronounced /ˈmaɪ.kɹə-/ (UK).

Words near micro- in the dictionary

  1. micro orgs
  2. micro scale
  3. micro scales
  4. micro trenching
  5. Micro$oft
  6. micro-
  7. micro-aggress
  8. micro-aggressed
  9. micro-aggresses
  10. micro-aggressing
  11. Micro-Altaic

Source and license

Adapted from Wiktionary: micro- (page history and authors); micro- (Tamil Wiktionary) (page history and authors); micro- (Kannada Wiktionary) (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:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-micro-.ogg.

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