Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
gemination is a noun meaning "the doubling of a word or phrase (as for rhetorical effect)". It carries 2 recorded senses.
the doubling of a word or phrase (as for rhetorical effect)
the act of copying or making a duplicate (or duplicates) of something
“this kind of duplication is wasteful”
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for gemination come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.