A term used in the rules of butterfly and breaststroke, meaning at the same time. Splash TheUSA Swimming magazine that is mailed bi-monthly. A benefit of being a member of USA Swimming.
at the same time There was a simultaneous exchange of fire across the border. simultaneously (adv), simultaneousness (n), simultaneity (n)
at the same instant; "they spoke simultaneously"
a big commitment, it has its rewards
a good thing
Done or happening together (at the same time).