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Definition of instantaneous
1 : done, occurring, or acting without any perceptible duration of time death was instantaneous
2 : done without any delay being purposely introduced took instantaneous corrective action
3 : occurring or present at a particular instant instantaneous velocity
instantaneousness
nounRead the Latest from M-W
Examples of instantaneous in a Sentence
We got an almost instantaneous response from the company.
the thunder following the flash of lightning was nearly instantaneous
Recent Examples of instantaneous from the Web
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The tools for chronicling such events have become more instantaneous -- and thus potentially more volatile.
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Entanglement could lead to an instantaneous, ultra-secure Internet, in which information encoded in one set of photons would pop up instantaneously--and unhackably--in the corresponding set.
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The arrangement led to near-instantaneous qualification for platinum status.
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And now, because music consumption has been increasingly instantaneous, a throwback to vinyl records has resurged in the music industry.
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The resulting blue glow — known as Cherenkov radiation — has accidentally and abruptly flashed at least 60 times since the dawn of the nuclear age, signaling an instantaneous nuclear charge and causing a total of 21 agonizing deaths.
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But during her studies in Boston to get a teaching degree, a colleague handed her a Hasselblad camera, and the leap to photographer was instantaneous.
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Wildlife managers must make tough, instantaneous decisions in the field, taking into account factors such as the injured animal's population numbers and sex.
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The first one was fairly instantaneous with a few tweaks that had to be made to it.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'instantaneous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of instantaneous
Medieval Latin instantaneus, from instant-, instans, noun
INSTANTANEOUS Defined for English Language Learners
instantaneous
playDefinition of instantaneous for English Language Learners
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: happening very quickly : happening in an instant
INSTANTANEOUS Defined for Kids
instantaneous
playDefinition of instantaneous for Students
: happening or done very quickly : happening in an instant an instantaneous reply
instantaneously
adverbLearn More about instantaneous
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See words that rhyme with instantaneous Thesaurus: All synonyms and antonyms for instantaneous Spanish Central: Translation of instantaneous Nglish: Translation of instantaneous for Spanish speakers Britannica English: Translation of instantaneous for Arabic speakers
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