Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
imparipinnate is an adjective meaning "(a leaf shape) pinnate with a single leaflet at the apex". It carries one recorded sense.
(a leaf shape) pinnate with a single leaflet at the apex
Definitions, synonyms and semantic relations for imparipinnate come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.