1) Acoustician 2) Alhazen 3) Appleton 4) Archimedes 5) Arrhenius 6) Astronomer 7) Avogadro 8) Bardeen 9) Becquerel 10) Bernoulli 11) Biophysicist 12) Boltzmann 13) Carnot 14) Cavendish 15) Crookes 16) Dalton 17) Doppler 18) Einstein 19) Einsteinian 20) Esaki 21) Fahrenheit 22) Faraday 23) Fechner 24) Foucault 1) Man of science 2) Scientist 3) Scientist who studies atoms 
A physicist is a scientist who specializes in physics research. Physicists study a wide range of physical phenomena in many branches of physics spanning all length scales: from sub-atomic particles of which all ordinary matter is made (particle physics) to the behavior of the material Universe as a whole (cosmology). The term `physicist` was coi.....
• (n.) One versed in physics. • (n.) A believer in the theory that the fundamental phenomena of life are to be explained upon purely chemical and physical principles; -- opposed to vitalist.
Phys'i·cist noun One versed in physics. 2. (Biol.) A believer in the theory that the fundamental phenomena of life are to be explained upon purely chemical and physical principles; -- opposed to vitalist . 
[n] - a scientist trained in physics
physicist A scientist who specializes in physics.
noun a scientist trained in physics