any of several equations formulated by Albert Einstein, especially the mass-energy equation, E=mc 2.
[ahyn-stahy-nee-uh n] /aɪnˈstaɪ ni ən/ adjective 1. pertaining to Albert or his theories, especially the theory of relativity.
[ahyn-stahy-nee-uh m] /aɪnˈstaɪ ni əm/ noun, Chemistry, Physics. 1. a transuranic element. Symbol: Es; atomic number: 99. /aɪnˈstaɪnɪəm/ noun 1. a metallic transuranic element artificially produced from plutonium. Symbol: Es; atomic no: 99; half-life of most stable isotope, 252Es: 276 days n. discovered in the debris of a 1952 U.S. nuclear test in the Pacific, […]
noun, Astronomy. 1. Einstein’s solution of the equations of general relativity with the cosmological constant. The solution describes an isotropic, homogeneous, static universe with no cosmological redshift.
noun, Physics, Astronomy. 1. formerly, gravitational redshift. noun 1. (astronomy) a small displacement towards the red in the spectra, caused by the interaction between the radiation and the gravitational field of a massive body, such as the sun