Standard Lemma guide

thermo-

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

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  • UK: /θɜː.məʊ-/
  • General-American: /ˈθɝ.moʊ-/

1

prefix

Meaning 1

Thermal: of, being, or pertaining to heat or temperature.

Definition source: English Wiktionary via Wiktextract

Usage: morpheme

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *gwher-der. Ancient Greek θερμός (thermós)der. English thermo- From Ancient Greek θερμός (thermós, “warm, hot”).

Across languages

Translations

18 source translations are retained for this English entry.

  • Catalan: termo- — heat
  • Czech: termo- — heat
  • Dutch: thermo- — heat
  • Finnish: lämpö- — heat
  • Finnish: termo- — heat
  • French: thermo- — heat
  • Galician: termo- — heat
  • Georgian: თერმო- (termo-) — heat
  • German: thermo- — heat
  • Irish: teirmi- — heat
  • Italian: termo- — heat
  • Norwegian Bokmål: termo- — heat
  • Norwegian Nynorsk: termo- — heat
  • Polish: termo- — heat
  • Portuguese: termo- — heat
  • Romanian: termo- — heat
  • Sicilian: termu- — heat
  • Spanish: termo- — heat