Synonyms and Antonyms of simultaneous

  1. existing or occurring at the same period of time <a simultaneous release of the movie and its soundtrack on CD> Synonyms coetaneous, coeval, coexistent, coexisting, coextensive, coincident, coincidental, concurrent, contemporaneous, coterminous, contemporary, synchronic, synchronousRelated Words accompanying, attendant, attending, concomitant, incidentAntonyms asynchronous, noncontemporary, nonsimultaneous, nonsynchronous

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