Translingual
Etymology 1
From z (“zepto-”) + cd (“candela”).
Symbol
zcd
- (metrology) Symbol for zeptocandela, an SI unit of luminous intensity equal to 10−21 candelas.
Etymology 2
Abbreviation of English Zapotec, Rincón or Spanish zapoteco rincón with d as a placeholder.
Symbol
zcd
- (international standards) ISO 639-3 language code for Rincón Zapotec.