Tyrannous \Tyr"an*nous\ (t[i^]r"an*n[u^]s), a. Tyrannical; arbitrary; unjustly severe; despotic. --Sir P. Sidney. -- Tyr"an*nous*ly, adv. [1913 Webster]

Source: The Collaborative International Dictionary of English v.0.48
 

tyrannous adj : marked by unjust severity or arbitrary behavior; "the oppressive government"; "oppressive laws"; "a tyrannical parent"; "tyrannous disregard of human rights" [syn: oppressive, tyrannical]

Source: WordNet (r) 2.0
 

Tyrannous \Tyr"an*nous\, a. Tyrannical; arbitrary; unjustly severe; despotic. --Sir P. Sidney. -- Tyr"an*nous*ly, adv.

Source: Webster's Revised Unabridged Dictionary (1913)