GEMMATION Meaning of GEMMATION in English [ dʒɛ'meɪʃ(ə)n ]■ noun Biology asexual reproduction by the production of gemmae; budding.OriginC18: from Fr., from gemmer 'to bud', from gemme 'bud', from L. gemma . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004