nebulously

WordReference Random House Learner's Dictionary of American English © 2025

neb•u•lous /ˈnɛbyələs/   adj. 

1. hazy, vague, unclear, indistinct, or confused:
   his nebulous theories that couldn't easily be explained or defended.
2. of or resembling a nebula or nebulae.

WordReference Random House Unabridged Dictionary of American English © 2025

neb•u•lous  (neb′yə ləs), adj. 

1. hazy, vague, indistinct, or confused:
   a nebulous recollection of the meeting; a nebulous distinction between pride and conceit.
2. cloudy or cloudlike.
3. of or resembling a nebula or nebulae;
   nebular.

• Latin nebulōsus full of mist, foggy, cloudy. See nebula, -ous
• late Middle English 1375–1425

neb′u•lous•ly, adv. 
neb′u•lous•ness, n.