The quality or state of being simultaneous; simultaneity.

Occurring at the same time.

Happening at the same moment. / (mathematics, of a set of equations) To be solved for the same values of variables.

The quality or state of being simultaneous; simultaneousness.

plural of simultaneity

plural of simultaneous death

(law) In the law of wills, the death of two persons, each of whom would inherit the estate of the other if deemed to have survived the other, where such deaths occur within a time period set by statute (typically 120 hours), because of which the law treats each person as if they had died before the other in determining the distribution of estates.

(mathematics) finite sets of equations whose common solutions are sought

Synonym of simultaneous interpreting

(translation studies) A type of oral translation from one language into another which is produced at the same time as a person is speaking.