Definition of oleaginousness in English:

oleaginousness

noun

  • 1Oiliness, greasiness.

  • 2Obsequiousness.

Origin

Late 17th century; earliest use found in Robert Boyle (1627–1691), natural philosopher. From oleaginous + -ness.

Pronunciation

oleaginousness

/ˌəʊlɪˈadʒɪnəsnəs/