Standard Lemma guide

helio-

prefix · 1 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • hē′-lē-ō
  • General-American: /ˈhi.li.oʊ/
  • Southern-England: Recorded audio is listed in the source snapshot.

1

prefix

Meaning 1

Concerning the sun.

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: astro-

History

Etymology

Etymology tree Proto-Indo-European *sóh2wl̥ Proto-Indo-European *sh2wél(i)yos Proto-Hellenic *hāwélios Ancient Greek ἥλῐος (hḗlĭos) English helio- Representing a combining form of Ancient Greek ἥλιος (hḗlios, “sun”).

Across languages

Translations

14 source translations are retained for this English entry.

  • Dutch: helio- — related to the sun
  • French: hélio- — related to the sun
  • Galician: helio- — related to the sun
  • German: helio- — related to the sun
  • Hungarian: helio- — related to the sun
  • Italian: elio- — related to the sun
  • Malay: helio- — related to the sun
  • Polish: helio- — related to the sun
  • Portuguese: helio- — related to the sun
  • Romanian: helio- — related to the sun
  • Russian: гелио- (gelio-) — related to the sun
  • Spanish: helio- — related to the sun
  • Swedish: helio- — related to the sun
  • Telugu: సౌర- (saura-) — related to the sun