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instantaneously Synonyms

Another word for instantaneously

Choosing another word for instantaneously that fits your sentence is easier when synonyms and similar words are paired with an exact adverb definition and ranked by match strength.
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• adverb (Context 1)

In a single instant; immediately and without any perceptible delay or elapsed time.

Usage Example

"Modern fiber-optic networks allow data to be transmitted almost instantly across continents."

Strongest
instantly
immediately
at once
right away
straightaway
Strong
forthwith
directly
promptly
on the spot

Opposites of instantaneously

The opposite of instantaneously shifts depending on context. Common opposites include:

gradually
eventually
slowly
delayedly
belatedly
ultimately
See all opposites of instantaneously

• Nearby Words

instance
instant
instantaneous
instantaneously
instantly
instate
instead

Cite this Entry

Wordmom. (2026). Synonyms for Instantaneously. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/instantaneously
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