English
lucency
From lucent + -cy.
A compound of lucent + -cy
Proto-Indo-European *lewk- ‘bright’
Proto-Indo-European *lowkéyeti ‘to light up’
Proto-Italic *loukeō ‘to cause to emit light, to cause to shine, to…’
Latin luceō ‘to shine’
Latin lūcentem
English lucent
Today it means
noun The quality of being lucent.
Language periods are conventional ranges, not dates for this word.
Etymograph / lucency