D defs.my
Entry 2 senses Webster, 1913

Atomistic

· At·om·is·tic · IPA /ˌætəˈmɪstɪk/
01 a. Of or pertaining to atoms; relating to atomism.
  1. 1.
    Of or pertaining to atoms; relating to atomism.[R.]
    “It is the object of the mechanical atomistic philosophy to confound synthesis with synartesis.” Coleridge.
  2. 2.
    divided into separate and often disparate elements; -- the opposite of holistic.
Syn. atomistical.