# phenanthroline

> English word · Noun

## Definitions
1. A tricyclic heterocyclic compound having two pyridine rings fused with a benzene ring; any of its derivatives

## Etymology
Blend of phenanthrene + quinoline.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/phenanthroline