D defs.my
Entry 2 senses Webster, 1913

Physicist

/(fĭz"ĭ*sĭst)/ · Phys·i·cist · IPA /ˈfɪzɪsɪst/
01 n. One versed in physics.
  1. 1.
    One versed in physics.
  2. 2.
    A believer in the theory that the fundamental phenomena of life are to be explained upon purely chemical and physical principles; -- opposed to vitalist.(Biol.)