ˈīnzˌtīn, ˈīnˌst- sometimes ˈīnˌsht- noun
( -s )
Etymology: after Albert Einstein died 1955 American physicist and mathematician
1. often capitalized : the radiant energy of a given frequency required to effect the complete photochemical transformation of one mole of a photosensitive substance being equal to about 0.004 erg second times the frequency in question
2. usually capitalized : a mathematical genius
the statistics … would give pause to an Einstein — Official Guide to the Army Air Forces