Simultaneous

//ˌsaɪ̯.məlˈteɪ̯.ni.əs//

Antonyms for "simultaneous" (15 found)

Adjective(15 words)

antisynchronous asynchronic asynchronous heterochronous metachronous noncoincident noncoincidental nonconcurrent nonisochronous nonsimultaneous nonsynchronous polychronic sequential uncoincidental unconcurrent

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.