MONOSEMY Meaning of MONOSEMY in English [ 'mɒnə(ʊ)ˌsi:mi ]■ noun Linguistics the property of having only one meaning.Derivativesmonosemic adjectivemonosemous adjective Origin1950s: from mono- + Gk sēma 'sign' + -y 3 . Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004