Firebrat
noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A thysanuran insect, Thermobia domestica.
- 2 lives in warm moist areas e.g. around furnaces wordnet
Synonyms
All synonymsEtymology
From fire + brat, after their habit of collecting near furnaces.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.