'Combativeness' definitions:

Definition of 'combativeness'

From: WordNet
noun
A militant aggressiveness [syn: combativeness, militance, militancy]

Definition of 'Combativeness'

From: GCIDE
  • Combativeness \Com"bat*ive*ness\, n.
  • 1. The quality of being combative; propensity to contend or to quarrel. [1913 Webster]
  • 2. (Phren.) A cranial development supposed to indicate a combative disposition. [1913 Webster]