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adv C2 Proficient

instantaneously

Instantaneously (adv) means In a way that happens immediately, with no perceptible delay. Example: “The lights came on instantaneously when he flipped the switch.”

adv
1
In a way that happens immediately, with no perceptible delay.
"The lights came on instantaneously when he flipped the switch."

How to use instantaneously

Learner’s notes

In plain EnglishThe adverb form of "instantaneous" — done or happening at once.

Common pairings
react instantaneously happen instantaneously
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Fill the gap

Can you complete this real example?

The lights came on _____ when he flipped the switch.

instantly outright in a flash

Related words

Rhymes for instantaneously

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Frequently asked questions

What does “instantaneously” mean?

The word “instantaneously” means in a way that happens immediately, with no perceptible delay. In plain terms, the adverb form of "instantaneous" — done or happening at once.

How do you use “instantaneously” in a sentence?

Here is “instantaneously” used in a sentence: “The lights came on instantaneously when he flipped the switch.”

What part of speech is “instantaneously”?

“Instantaneously” is an adverb.

What is the meaning of instantaneously?

"instantaneously" (adv) means in a way that happens immediately, with no perceptible delay.

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