'favourable' definitions:

Definition of 'favourable'

(from WordNet)
adjective
Encouraging or approving or pleasing; "a favorable reply"; "he received a favorable rating"; "listened with a favorable ear"; "made a favorable impression" [syn: favorable, favourable] [ant: unfavorable, unfavourable]
adjective
(of winds or weather) tending to promote or facilitate; "the days were fair and the winds were favorable" [syn: favorable, favourable] [ant: unfavorable, unfavourable]
adjective
Occurring at a convenient or suitable time; "an opportune time to receive guests" [syn: favorable, favourable]
adjective
Presaging or likely to bring good luck; "a favorable time to ask for a raise"; "lucky stars"; "a prosperous moment to make a decision" [syn: golden, favorable, favourable, lucky, prosperous]

Definition of 'favourable'

From: GCIDE
  • Favorable \Fa"vor*a*ble\ (f[=a]"v[~e]r*[.a]*b'l), a. [Written also favourable.] [F. favorable, L. favorabilis favored, popular, pleasing, fr. favor. See Favor, n.]
  • 1. Full of favor; favoring; manifesting partiality; kind; propitious; friendly. [1913 Webster]
  • Lend favorable ears to our request. --Shak. [1913 Webster]
  • Lord, thou hast been favorable unto thy land. --Ps. lxxxv. 1. [1913 Webster]
  • 2. Conducive; contributing; tending to promote or facilitate; advantageous; convenient. [1913 Webster]
  • A place very favorable for the making levies of men. --Clarendon. [1913 Webster]
  • The temper of the climate, favorable to generation, health, and long life. --Sir W. Temple. [1913 Webster]
  • 3. Beautiful; well-favored. [Obs.] --Spenser. -- {Fa"vora*ble*ness}, n. -- {Fa"vor*a*bly}, adv. [1913 Webster]
  • The favorableness of the present times to all exertions in the cause of liberty. --Burke. [1913 Webster]