Effect of Pressure on trough bodies : Meghnad Saha
Eightfold Way : Murray Gell-Mann
Electric Battery : Alessandro Volta
Electric Flat : Iron H. W. Seeley
Electric Furnace : William Siemens
Electric Generator : Michael Faraday
Electric guitar : Adolph Rickenbacker
Electric iron : H.W. Seeley
Electric Lamp : Thomas Alva Edison
Electric Measurement : Gauss
Electric Motor (AC) : Nikola Tesla
Electric razor : Jacob Schick
Electrical Waves : Heitz
Electricity : Faraday
Electromagnet : William Sturgeon
Electromagnetic : Field James Clerk Maxwell
Electromagnetic : Theory Maxwell
Electron : Joseph J. Thomson
Electron : Theory Bohr
Electronic (Computer) : Dr. Alan M. Turing
Electrons : J.J.Thomson
Elevator : Elisha G. Otis
Energy of the Sun : Hans Bethe
Equal sign (=) : Robert Recorde
Ethology : Konrad Lorenz
Eugenics : Francis Galton
Evolution (theory) : Charles Darwin
Evolution : Charles Darwin
Evolutionary : Theory Ernst Mayr