I. Sin ‧ clair, Sir Clive /ˈsɪŋkleəʳ, klaɪv/ BrE AmE
(1940–) a British businessman and inventor of electronic equipment, such as ↑ pocket calculator s , very small televisions, and basic computers that were cheap and bought by many people in the late 1970s and 1980s.
II. Sinclair, Up ‧ ton /ˈʌptən/ BrE AmE
(1878–1968) a US writer best known for The Jungle , a novel about the ↑ meat-packing industry in Chicago, which showed that the workers were badly treated and the food was not clean and was likely to cause disease