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

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

Definition of simultaneous adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and 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 …

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

From Longman Dictionary of Contemporary English sim‧ul‧ta‧ne‧ous /ˌsɪməlˈteɪniəs $ ˌsaɪ-/ adjective things that are simultaneous happen at exactly the same time They grabbed each …

Dec 14, 2025 · simultaneous (not comparable) (mathematics, of a set of equations) To be solved for the same values of variables.

Definition of simultaneous. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.

simultaneous, adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary