INTUMESCE Meaning of INTUMESCE in English [ ˌɪntjʊ'mɛs ]■ verb rare swell up.Derivatives~nce noun~nt adjective OriginC18: from L. ~re , from in- 'into' + tumescere 'begin to swell' (from tumere 'swell'). Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004