[noncount] : a quality that makes you continue trying to do or achieve something that is difficult. 1  What he lacked in talent he made up for in determination. 2  dogged/fierce/steely/stubborn determination.
The first modern solution of general relativity that would characterize a black hole was found by Karl Schwarzschild in 1916, although its interpretation as a region of space from which nothing can escape was first published by David Finkelstein in 1958.
[ËjÊrÊ²Éªj ÉlÊ²ÉªËksÊ²ejÉªvÊ²ÉªtÉ É¡ÉËÉ¡arÊ²Éªn] ; 9 March 1934 â 27 March 1968) was a Russian Soviet pilot and cosmonaut. He was the first human to journey into outer space, when his Vostok spacecraft completed an orbit of the Earth on 12 April 1961.