Occurring, done, existing, etc. together or at the same time.
Webster's New World
Containing variables for which there are values that can satisfy all the equations.
Origin of Simultaneous
From Medieval Latin simultaneus, from simultim (“at the same time, extended"), from Latin simul (“together, at the same time"); compare similar.
Latin simul at the same time sem-1 in Indo-European roots English -taneous (as in instantaneous)
From American Heritage Dictionary of the English Language, 5th Edition
Find Similar Words
Find similar words to simultaneous using the buttons below.
Words Starting With S and Ending With S