SINCLAIR Meaning of SINCLAIR in English Sinclair (i) BrE AmE ˈsɪn kleə ⇨ˈsɪŋ-, § -klə AmE -kler -klær , (ii) BrE AmE sɪn ˈkleə ⇨sɪŋ- AmE \ -ˈkle ə r -ˈklæ ə r Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012