noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   Two naphthyl radicals in a compound countable, especially, in-compounds, uncountable
2. 2
   binaphthyl countable, uncountable

Etymology

From di- + naphthyl.

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