any of six manned Soviet spacecraft made to orbit the earth. Vostok 1, launched in April 1961, carried Yuri Gagarin, the first man in space; Vostok 6 carried Valentina Tereshkova, the first woman in space
Vostok in American English
(ˈvɑstɑk, vɑˈstɑk, Russian vʌˈstɔk)
noun
one of a series of Soviet spacecraft, carrying one cosmonaut, used to make the world's first manned spaceflights