noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A dyestuff, resembling alizarin, obtained from naphthoquinone as a red crystalline substance with a bright green, metallic lustre. countable, uncountable

Etymology

Blend of naphthalene + alizarin.

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