op·por·tune (ŏp′ər-tn, -tyn)
1. Suited or right for a particular purpose: an opportune place to make camp.
2. 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 the Appendix of Indo-European roots.]
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