English
gigantoprism
From giganto- + prism.
Formed from giganto- + prism
Proto-Indo-European *per-
Ancient Greek πρῐ́ω
Ancient Greek πρίσμᾰ ‘anything sawn’
Late Latin prisma ‘(geometry) prism’
English prism
Today it means
noun A very large prism in tooth enamel
Language periods are conventional ranges, not dates for this word.
Etymograph / gigantoprism