The orchestra's simultaneous performance of strings and brass created a rich, layered texture that captivated the audience.
管弦乐队中弦乐与铜管的同时演奏营造出丰富而层次分明的质感，令观众着迷。
As a result, each arm can process sensory information and initiate movement somewhat independently of the central brain, allowing an octopus to explore several different surfaces simultaneously.
From a Central Ideas and Details question · Information and Ideas
Which choice best defines “simultaneous”?
B — Happening together. “simultaneous” means happening together.
Which word means “happening together”?
B — simultaneous. “simultaneous” means happening together.
simultaneous — happening together. In Chinese: 同时的.
simultaneous is pronounced /ˌsaɪmlˈteɪniəs/.
The orchestra's simultaneous performance of strings and brass created a rich, layered texture that captivated the audience. (管弦乐队中弦乐与铜管的同时演奏营造出丰富而层次分明的质感，令观众着迷。)
concurrent, coincident, synchronous — all close in meaning to simultaneous (happening together).
sequential, asynchronous — each the opposite of simultaneous (happening together).
Yes. simultaneous is on the SAT Prep Easy list — mid-frequency academic words that do get tested. The Digital SAT does not test vocabulary in isolation; words like this one are tested through Words in Context questions, where you choose the word that completes a passage most logically and precisely.
simul(same)+aneous(shape).