Definition of "physics"

physics

/ˈfɪz.ɪks/

noun
uncountable
1. The branch of science concerned with the study of the properties and interactions of space, time, matter and energy.
  Quotations
  An analysis of media reports can correspondingly cast some light not only on how much physics is being reported, but on what branches of physics attract most popular attention.
  1994, A.J Meadows, M.M Hancock-Beaulieu, editors, Front Page Physics: A Century of Physics in the News‎, page 3
  The physics of elementary particles in the 20th century was distinguished by the observation of particles whose existence had been predicted by theorists sometimes decades earlier.
  2012 March, Jeremy Bernstein, “A Palette of Particles”, in American Scientist‎, volume 100, number 2, page 146
2. The physical aspects of a phenomenon or a system, especially those examined or studied scientifically.
  Quotations
  An analysis of media reports can correspondingly cast some light not only on how much physics is being reported, but on what branches of physics attract most popular attention.
  1994, A.J Meadows, M.M Hancock-Beaulieu, editors, Front Page Physics: A Century of Physics in the News‎, page 3
noun
1. plural of physic
verb
1. third-person singular simple present indicative of physic