THIO- Meaning of THIO- in English thio- combining form▶ with stress-neutral suffix ¦θaɪ əʊ AmE -ə — thiosulfate, thiosulphate ˌθaɪ əʊ ˈsʌlf eɪt AmE -ə- BrE AmE Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012