adj

simultaneous

sihm-uhl-TAY-nee-uhs

adj

Happening or done at exactly the same time as something else.

"The fireworks display featured simultaneous explosions from three barges."

"The meetings were simultaneous, so she had to choose one."

How to Use Simultaneous

Learner’s notes

In plain EnglishHappening at the same time as something else.

Common pairings

simultaneous translation simultaneous events simultaneous release

Study it as flashcards or scroll it in Flow — saved to your collection.

Can you complete this real example?

The fireworks display featured _____ explosions from three barges.

From Medieval Latin simultaneus, from simul ("together, at the same time").

coincident coincidental concomitant concurrent homochronous isochronous synchronal synchronical synchronous

sequential asynchronous metachronous antisynchronous asynchronic heterochronous polychronic uncoincidental

derivative contemporary circumstantial sequential consecutive coincidental

yous nous pious joyous famous odious porous mucous Aldous heinous ominous curious

coincident coincidental concomitant concurrent homochronous isochronous synchronal synchronical synchronous sequential asynchronous metachronous