instantly

1 of 2

adverb

in·​stant·​ly ˈin(t)-stənt-lē How to pronounce instantly (audio)
Synonyms of instantlynext
1
: without the least delay : immediately
2
: with importunity : urgently

instantly

2 of 2

conjunction

: as soon as
… he ran across the grass instantly he perceived his mother …William Thackeray

Examples of instantly in a Sentence

Adverb His voice is instantly recognizable. They instantly fell in love. She was killed instantly when her car hit a tree. Conjunction we realized there would be problems instantly we saw the final report
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adverb
Matching sets are my go-to solution for instantly achieving a chic, put-together look. Nneya Richards, Travel + Leisure, 11 May 2026 This past weekend, however, that same style buzz was injected into one of Santa Fe’s slower months—bringing together a unique crowd of Indigenous trailblazers and innovators that instantly livened up the city. Christian Allaire, Vogue, 11 May 2026 Lamborghini design chief Mitja Borkert said the company wanted the car to have an instantly recognizable silhouette inspired by iconic aircraft. James Morris, Forbes.com, 10 May 2026 The ministry said that after the initial strike, the man and his daughter managed to move away from the site only to be attacked again by the drone, instantly killing the man. Arkansas Online, 10 May 2026 See All Example Sentences for instantly

Word History

Etymology

Adverb

Middle English, from instant instant entry 2 + -ly -ly entry 2

Conjunction

derivative of instantly entry 1

First Known Use

Adverb

15th century, in the meaning defined at sense 2

Conjunction

1793, in the meaning defined above

Time Traveler
The first known use of instantly was in the 15th century

Browse Nearby Words

Cite this Entry

“Instantly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/instantly. Accessed 15 May. 2026.

Kids Definition

instantly

adverb
in·​stant·​ly
ˈin(t)-stənt-lē
: without delay : immediately
came instantly when I called

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