appropriate, favorable, or suitable: an opportune phrase for the occasion.
2.
occurring or coming at an appropriate time; well-timed: an opportune warning.
Origin: 1375–1425; late ME < L opportūnus convenient, equiv. to op-op-+ portu-, s. of portus access, port1+ -nus adj. suffix (u lengthened as in tribūnustribune)
Related forms:
op⋅por⋅tune⋅ly, adverb
op⋅por⋅tune⋅ness, noun
Synonyms: 1.apt; fortunate, propitious. 2.convenient. Opportune,seasonable,timely refer to something that is particularly fitting or suitable for a certain time. Opportune refers to something that is well-timed and meets exactly the demands of the time or occasion: an opportune remark. Something that is seasonable is right or proper for the time or season or occasion: seasonable weather. Something that is timely occurs or is done at an appropriate time, esp. in time to meet some need: timely intervention.
Suited or right for a particular purpose: an opportune place to make camp.
Occurring at a fitting or advantageous time: an opportune arrival.
[Middle English, from Old French opportun, from Latin opportūnus, from ob portum (veniēns), (coming) toward port : ob, to; see ob- + portum, accusative of portus, harbor; see per-2 in Indo-European roots.] op'por·tune'ly adv., op'por·tune'ness n.