antiphrasis
1. [ noun ] (rhetoric) the use of a word in a sense opposite to its normal sense (especially in irony)
Related terms: rhetorical_device irony
Similar spelling:   antipyresis
  anadiplosis
  antiviral
  antipasto
  antiphlogistic
  antiphonary
  antiphon
  antipodes
  antipodal
  antiphony
  antipathy