C2adverbformaltechnologyscience
US/ˌɪn.stənˈteɪ.ni.əs.li/
UK/ˌɪn.stənˈteɪ.ni.əs.li/
happening immediately, with no delay at all
In context
The warning was sent instantaneously to every phone in the area.
The new payment system transfers money almost instantaneously between banks.
When you press the switch, the whole hall lights up instantaneously.
Words that go with instantaneously
verb + adverb
- happen instantaneouslyIn the game, changes happen instantaneously for every player.
- occur instantaneouslyThe reaction occurs instantaneously when the two liquids touch.
- respond instantaneouslyThe touchscreen responds instantaneously to every tap.
- transmitted instantaneouslyData is transmitted instantaneously across the network.
- died instantaneouslyThe report said the driver died instantaneously in the crash.