Standard Lemma guide

defroster

noun · 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

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.

  • UK: /diːˈfɹɒstə(ɹ)/

1

noun

Meaning 1

A device for removing frost or ice from a surface or food by applying heat.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

heater that removes ice or frost (as from a windshield or a refrigerator or the wings of an airplane)

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: deicer

Antonyms: none provided

Broader terms: heater, warmer

History

Etymology

From defrost + -er.

Across languages

Translations

2 source translations are retained for this English entry.

  • German: Entfroster — device for removing frost or ice from a surface or food by applying heat
  • Welsh: dadrewydd — device for removing frost or ice from a surface or food by applying heat