Antonyms of adj sinusoidal

1 sense of sinusoidal

Sense 1
sinusoidal -- (having a succession of waves or curves)

INDIRECT (VIA curved) -> straight -- (free from curves or angles; "a straight line")

Similarity of adj sinusoidal

1 sense of sinusoidal

Sense 1
sinusoidal -- (having a succession of waves or curves)
       => curved (vs. straight), curving -- (having or marked by a curve or smoothly rounded bend; "the curved tusks of a walrus"; "his curved lips suggested a smile but his eyes were hard")