SYNTHESIS Meaning of SYNTHESIS in English synth|esis BrE AmE ˈsɪn t θ |əs ɪs -ɪs-, § \ -əs ▷ synth|eses ə siːz ɪ- ▶ ˌ synthesis-by- ˈ rule BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012