Antonyms of adj sequential

1 sense of sequential

Sense 1
consecutive, sequent, sequential, serial, successive -- (in regular succession without gaps; "serial concerts")

INDIRECT (VIA ordered) -> disordered, unordered -- (not arranged in order)

Similarity of adj sequential

1 sense of sequential

Sense 1
consecutive, sequent, sequential, serial, successive -- (in regular succession without gaps; "serial concerts")
       => ordered (vs. disordered) -- (having a systematic arrangement; especially having elements succeeding in order according to rule; "an ordered sequence")