Definition of oblique-angled in US English:

oblique-angled

adjective

Geometry
  • Of a geometrical figure: having all its angles oblique.

Origin

Late 16th century; earliest use found in Thomas Hood (bap. 1556, d. 1620), mathematician and physician. From oblique + angled, after post-classical Latin obliquangulus.

Pronunciation

oblique-angled

/ə(ʊ)ˌbliːkˈaŋɡld/