Simultaneously means “at the same time.”

Quick meaning

  • When things happen simultaneously , they occur together, not one after another.
  • It is an adverb, often used with actions: “The two runners finished simultaneously.”

Simple examples

  • “The lights went out and the alarms rang simultaneously.” (Both happened at the same time.)
  • “The game was broadcast simultaneously on TV and radio.” (One event, happening in multiple places at once.)
  • “She can listen and take notes simultaneously.” (Two actions done together.)

Related words

  • Concurrent – happening at the same time.
  • Synchronous – happening at the same time or in the same rhythm, often used for clocks, signals, or processes.

Think of “simultaneously” any time you could also say “at the same time” and the sentence still makes sense.

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