nebulous
Vague, unclear, or lacking definite form
Examples
In a meeting
“The project requirements are still too nebulous for us to provide an accurate estimate.”
Over coffee
“I have a nebulous memory of visiting that place as a kid.”
Why this word
vague
Nebulous suggests cloud-like haziness lacking definition or form, while vague simply means not clearly expressed
unclear
Nebulous evokes a hazy, formless quality that resists definition, while unclear just means not easily understood
ambiguous
Nebulous means lacking clear form or limits, while ambiguous specifically means having multiple possible interpretations
Usage tip
Use when something lacks clarity or definition; suggests cloudiness or haziness of ideas or concepts.
Etymology
Latin 'nebulosus' meaning 'misty, foggy' from 'nebula' (mist, cloud)
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Related words
ambiguous
Open to more than one interpretation; not clear or decided.
explicit
Stated clearly and in detail, leaving no room for confusion or doubt.
delineate
To describe or outline something precisely and clearly.
simplify
To make something easier to understand or do
illuminate
Make something clear or easier to understand
elucidate
To make something clear or explain in detail