Antonyms of adj moon-round

1 sense of moon-round

Sense 1
moonlike, moon-round -- (resembling the moon in shape)

INDIRECT (VIA round) -> square -- (having four equal sides and four right angles or forming a right angle; "a square peg in a round hole"; "a square corner")

Similarity of adj moon-round

1 sense of moon-round

Sense 1
moonlike, moon-round -- (resembling the moon in shape)
       => round (vs. square), circular -- (having a circular shape)