Antonyms of adj tricuspid

1 sense of tricuspid

Sense 1
tricuspid, tricuspidate -- (having three cusps or points (especially a molar tooth); "tricuspid molar"; "tricuspid valve")

INDIRECT (VIA angular) -> rounded -- (curving and somewhat round in shape rather than jagged; "low rounded hills"; "rounded shoulders")

Similarity of adj tricuspid

1 sense of tricuspid

Sense 1
tricuspid, tricuspidate -- (having three cusps or points (especially a molar tooth); "tricuspid molar"; "tricuspid valve")
       => angular (vs. rounded), angulate -- (having angles or an angular shape)