Look up nebulous in Wiktionary, the free dictionary.
Nebulous is a post-apocalyptic science fiction comedy radio show.
Nebulous may also refer to:
- A reference to a nebula
- Nebulous wrasse, (Halichoeres nebulosus), a species of fish
- Nebulous moray, or snowflake moray, (Echidna nebulosa), a species of eel