Pyramidon

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    An organ stop having wooden pipes in the form of an inverted pyramid, giving very deep notes somewhat like those of a stopped diapason.
  2. 2
    A yellowish-white powder used as an antipyretic. uncountable

Synonyms

All synonyms
analgesicdimethylamidophenyldimethylpyrazolondimethylamidophenyldimethylpyrazolon

Etymology

Etymology 1

From pyramid + -on (after accordion, harmonicon etc.).

Etymology 2

From German Pyramidon, corresponding to pyr(azolone) + amid(e) + -on.

Related phrases

organ stop

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