LLexicon Workbenchv2.1

Nounverified MWEverified

Index of Refraction

nounverified·updated May 18, 2026

GlossaryL1 — what DictionaryL2 — how used ThesaurusL3 — relations Universaleverything

the ratio of the velocity of light in a vacuum to that in a medium

Framework senses

2 senses across 2 frameworks

Wordset Dictionary1 senseview framework →

§1: the ratio of the velocity of light in a vacuum to that in a medium

Legacy lexicon import1 senseview framework →

§1 · legacy_primary: the ratio of the velocity of light in a vacuum to that in a medium
DR-088 backfill from the noun definition column