realism

Short definition from Wiktionary

Noun

1. 1
   A concern for fact or reality and rejection of the impractical and visionary.
2. 2
   An artistic representation of reality as it is.
3. 3
   The viewpoint that an external reality exists independent of observation.
4. 4
   A doctrine that universals are real: they exist and are distinct from the particulars that instantiate them.