Definition of nebulose in English:

nebulose

Pronunciation /ˈnɛbjʊləʊs/ /ˈnɛbjʊləʊz/

adjective

rare
  • Cloudlike, resembling a cloud or clouds.

Origin

Late Middle English (in an earlier sense). From classical Latin nebulōsus foggy, vaporous, obscure, in post-classical Latin also ‘wavy’ from nebula + -ōsus.