The meaning of SIMULTANEOUS is existing or occurring at the same time : exactly coincident. How to use simultaneous in a sentence. Synonym Discussion of Simultaneous.

SIMULTANEOUS definition: 1. happening or being done at exactly the same time: 2. happening or being done at exactly the…. Learn more.

Simultaneous definition: existing, occurring, or operating at the same time; concurrent: simultaneous translation.. See examples of SIMULTANEOUS used in a sentence.

Definition of simultaneous adjective from the Oxford Advanced Learner's Dictionary. happening or done at the same time as something else. There were several simultaneous attacks by the …

Define simultaneous. simultaneous synonyms, simultaneous pronunciation, simultaneous translation, English dictionary definition of simultaneous. adj. 1. Happening, existing, or done …

The adjective simultaneous describes something that is done at the same time as something else. "The teachers all assigned simultaneous projects to the students that week. The kids were …

Things which are simultaneous happen or exist at the same time. ...the simultaneous release of the book and the film.

SIMULTANEOUSLY meaning: 1. in a way that is simultaneous (= happening or being done at exactly the same time): 2. in a way…. Learn more.

WordReference Random House Unabridged Dictionary of American English © 2025 si•mul•ta•ne•ous (sī′məl tā′ nē əs, sim′əl-), adj. existing, occurring, or operating at the same …

Some common synonyms of simultaneous are coeval, coincident, contemporaneous, contemporary, and synchronous. While all these words mean "existing or occurring at the …