Word.ws English Dictionary

halo-

/ˈhæləʊ/

halo- prefix: sea, salt, salt water.

Prefix (1)

halo-

  1. sea, salt, salt water

Prefix (2)

halo-

  1. Forming names of chemical compounds which contain one or more halogen atoms.

Origin of halo-

Combining form of Ancient Greek ἅλς (háls, “sea, salt”).

From halogen.

Questions about halo-

What does halo- mean?
Halo- means sea, salt, salt water.
What part of speech is halo-?
Halo- is a prefix.
How do you pronounce halo-?
Halo- is pronounced /ˈhæləʊ/.

Words near halo- in the dictionary

  1. halo orbit
  2. halo orbits
  3. halo sign
  4. halo signs
  5. halo'd
  6. halo-
  7. halo-halo
  8. Haloa
  9. haloacene
  10. haloacenes
  11. haloacetamide

Source and license

Adapted from Wiktionary: halo- (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: LL-Q1860 (eng)-Tesco250-halo-.wav.

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