(of a time) Well-chosen or particularly favorable or appropriate
- he couldn't have arrived at a less opportune moment
Done or occurring at a favorable or useful time; well-timed
- the opportune use of humor to lower tension
suitable or at a time that is suitable or advantageous especially for a particular purpose; "an opportune place to make camp"; "an opportune arrival"
(opportunely) at an opportune time; "he arrived rather opportunely just when we needed a new butler"
(opportuneness) timely convenience