'Hostility' definitions:

Definition of 'hostility'

From: WordNet
noun
A hostile (very unfriendly) disposition; "he could not conceal his hostility" [syn: hostility, ill will]
noun
A state of deep-seated ill-will [syn: hostility, enmity, antagonism]
noun
The feeling of a hostile person; "he could no longer contain his hostility" [syn: hostility, enmity, ill will]
noun
Violent action that is hostile and usually unprovoked [syn: aggression, hostility]

Definition of 'Hostility'

From: GCIDE
  • Hostility \Hos*til"i*ty\, n.; pl. Hostilities. [L. hostilitas: cf. F. hostilit['e].]
  • 1. State of being hostile; public or private enemy; unfriendliness; animosity. [1913 Webster]
  • Hostility being thus suspended with France. --Hayward. [1913 Webster]
  • 2. An act of an open enemy; a hostile deed; especially in the plural, acts of warfare; attacks of an enemy. See hostilities [1913 Webster]
  • He who proceeds to wanton hostility, often provokes an enemy where he might have a friend. --Crabb.
  • Syn: Animosity; enmity; opposition; violence; aggression; contention; warfare. [1913 Webster]

Synonyms of 'hostility'

From: Moby Thesaurus