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 notesIn plain EnglishThe adverb form of "instantaneous" — done or happening at once.
Common pairings
react instantaneously
happen instantaneously
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The lights came on _____ when he flipped the switch.
Synonyms
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Rhymes for instantaneously
famously
anxiously
seriously
obviously
curiously
furiously
nervously
viciously
jealously
hideously
previously
vigorously
See all rhymes for instantaneously →
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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