simultaneously
Translation
simultaneously, at the same time
Examples
The two guns fired simultaneously.
The two guns fired simultaneously.
She was laughing and crying simultaneously.
She was laughing and crying simultaneously.
Grammar Patterns
((verb)) ((simultaneously)) to do something at the same time The two guns fired simultaneously.
Similar Words
Synonyms: concurrently, at the same time
Etymology
The adjective 'simultaneous' plus the adverb-forming suffix '-ly'.
Memory Tips
The '-ly' ending tells you it's an adverb, describing how an action happens (at the same time).