Antonyms of adj multi-coloured

1 sense of multi-coloured

Sense 1
motley, calico, multicolor, multi-color, multicolour, multi-colour, multicolored, multi-colored, multicoloured, multi-coloured, painted, particolored, particoloured, piebald, pied, varicolored, varicoloured -- (having sections or patches colored differently and usually brightly; "a jester dressed in motley"; "the painted desert"; "a particolored dress"; "a piebald horse"; "pied daisies")

INDIRECT (VIA colored) -> uncolored, uncoloured -- (without color; "pure water is uncolored")
                                                                         

Similarity of adj multi-coloured

1 sense of multi-coloured

Sense 1
motley, calico, multicolor, multi-color, multicolour, multi-colour, multicolored, multi-colored, multicoloured, multi-coloured, painted, particolored, particoloured, piebald, pied, varicolored, varicoloured -- (having sections or patches colored differently and usually brightly; "a jester dressed in motley"; "the painted desert"; "a particolored dress"; "a piebald horse"; "pied daisies")
       => colored (vs. uncolored), coloured, colorful -- (having color or a certain color; sometimes used in combination; "colored crepe paper"; "the film was in color"; "amber-colored heads of grain")