Definition of Tsiolkovsky, Konstantin in English:

Tsiolkovsky, Konstantin

proper noun

  • (1857–1935), Russian aeronautical engineer; full name Konstantin Eduardovich Tsiolkovsky. Tsiolkovsky carried out pioneering theoretical work on multistage rockets, jet engines, and space flight, and his proposal for the use of liquid fuel pre-dated the work of R. H. Goddard by nearly forty years.

Pronunciation:

Tsiolkovsky, Konstantin

/ˌtsiːɒlˈkɒfski/