Aeroboard

noun

noun ·Rare ·Advanced level

Definitions

Noun

1
Expanded polystyrene foam, such as is used in insulation. Ireland, uncountable

Synonyms

styrofoam styrofoam

Etymology

From aero- (or the Irish aer) + board, or from a company of a similar name which manufactures polystyrene insulation products in Ireland.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.