D defs.my
Entry 3 senses Webster, 1913

Contentious

/kən-tĕn'-shəs/ · Con·ten·tious · IPA /kənˈtɛn.ʃəs/
01 a. Fond of contention; given to angry debate; provoking dispute or contention; quarrelsome.
  1. 1.
    Fond of contention; given to angry debate; provoking dispute or contention; quarrelsome.
    “Despotic and contentious temper.” Macaulay.
  2. 2.
    Relating to contention or strife; involving or characterized by contention.
    “More cheerful, though not less contentious, regions.” — Brougham.
  3. 3.
    Contested; litigated; litigious; having power to decide controversy.(Law)
Phrases & compounds
Contentious jurisdiction — jurisdiction over matters in controversy between parties, in contradistinction to voluntary jurisdiction, or that exercised upon matters not opposed or controverted.