Antonyms of adj nebulous

2 of 3 senses of nebulous

Sense 1
cloudy, nebulose, nebulous -- (lacking definite form or limits; "gropes among cloudy issues toward a feeble conclusion"- H.T.Moore; "nebulous distinction between pride and conceit")

INDIRECT (VIA indistinct) -> distinct -- (easy to perceive; especially clearly outlined; "a distinct flavor"; "a distinct odor of turpentine"; "a distinct outline"; "the ship appeared as a distinct silhouette"; "distinct fingerprints")

Sense 3
nebulous, unfixed -- (lacking definition or definite content; "nebulous reasons"; "unfixed as were her general notions of what men ought to be"- Jane Austen)

INDIRECT (VIA indefinite) -> definite -- (precise; explicit and clearly defined; "I want a definite answer"; "a definite statement of the terms of the will"; "a definite amount"; "definite restrictions on the sale of alcohol"; "the wedding date is now definite"; "a definite drop in attendance")

Similarity of adj nebulous

3 senses of nebulous

Sense 1
cloudy, nebulose, nebulous -- (lacking definite form or limits; "gropes among cloudy issues toward a feeble conclusion"- H.T.Moore; "nebulous distinction between pride and conceit")
       => indistinct (vs. distinct) -- (not clearly defined or easy to perceive or understand; "indistinct shapes in the gloom"; "an indistinct memory"; "only indistinct notions of what to do")

Sense 2
nebular, nebulous -- (of or relating to or resembling a nebula; "the nebular hypothesis of the origin of the solar system")

Sense 3
nebulous, unfixed -- (lacking definition or definite content; "nebulous reasons"; "unfixed as were her general notions of what men ought to be"- Jane Austen)
       => indefinite (vs. definite) -- (vague or not clearly defined or stated; "must you be so indefinite?"; "amorphous blots of color having vague and indefinite edges"; "he would not answer so indefinite a proposal")