Pyrazolone

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A five-membered unsaturated heterocyclic ketone (or lactam), derived from pyrazole, that is the basis of several pharmaceuticals

Etymology

From pyrazole + -one.

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