Standard Lemma guide

halo-

prefix · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ˈhæləʊ/

1

prefix

Meaning 1

sea, salt, salt water

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

prefix

Meaning 2

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

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

Topics: chemistry, natural-sciences, physical-sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *sḗh2l Proto-Hellenic *hā́ls Ancient Greek ᾰ̔́λς (hắls)der. English halo- Combining form of Ancient Greek ἅλς (háls, “sea, salt”).

From halogen.

Across languages

Translations

4 source translations are retained for this English entry.

  • Polish: halo- — salt
  • Polish: hali- — salt
  • Portuguese: halo- — salt
  • Spanish: halo- — salt