simultaneous
[ sahy-muhl-tey-nee-uhs, sim-uhl- ]
/ ˌsaɪ məlˈteɪ ni əs, ˌsɪm əl- /
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adjective
existing, occurring, or operating at the same time; concurrent: simultaneous movements;simultaneous translation.
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Origin of simultaneous
OTHER WORDS FROM simultaneous
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use simultaneous in a sentence
British Dictionary definitions for simultaneous
simultaneous
/ (ˌsɪməlˈteɪnɪəs, US ˌsaɪməlˈteɪnɪəs) /
adjective
occurring, existing, or operating at the same time; concurrent
noun
chess a display in which one player plays a number of opponents at once, walking from board to boardSometimes shortened to: simul
Derived forms of simultaneous
simultaneously, adverbsimultaneousness or simultaneity (ˌsɪməltəˈniːɪtɪ, US ˌsaɪməltəˈniːɪtɪ), nounWord Origin for simultaneous
C17: formed on the model of instantaneous from Latin simul at the same time, together
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