Vietnamese Etymology Sino-Vietnamese word from 通 and 數. Pronunciation (Hà Nội) IPA(key): [tʰəwŋ͡m˧˧ so˧˦] (Huế) IPA(key): [tʰəwŋ͡m˧˧ ʂow˨˩˦] ~ [tʰəwŋ͡m˧˧ sow˨˩˦] (Saigon) IPA(key): [tʰəwŋ͡m˧˧ ʂow˦˥] ~ [tʰəwŋ͡m˧˧ sow˦˥] Audio (Hà Nội):(file) Noun thông số parameter; measurements; specificationsWikiwand - on Seamless Wikipedia browsing. On steroids.