Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
opportunely is an adverb meaning "at an opportune time". It carries one recorded sense.
at an opportune time
“he arrived rather opportunely just when we needed a new butler”
Definitions, synonyms and semantic relations for opportunely come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.