What is a synonym for "gemination"?

Common synonyms include: doubling, doubling, duplicate, duplication, figure of speech, imitation.

How do you pronounce "gemination"?

Pronounced //ˌd͡ʒɛm.ɪˈneɪ.ʃən//.

/ˌd͡ʒɛm.ɪˈneɪ.ʃən/ noun

noun ·Rare ·Advanced level

Noun

1
A doubling. countable, uncountable
"bilateral gemination of the maxillary central incisors"
2
the act of copying or making a duplicate (or duplicates) of something wordnet
3
The phenomenon of a consonant being pronounced for an audibly longer period of time than is normal; an instance of such lengthened pronunciation. countable, uncountable
4
the doubling of a word or phrase (as for rhetorical effect) wordnet

"bilateral gemination of the maxillary central incisors"

Borrowed from Latin geminātiō, geminātiōnis (“a doubling”).