importantly

adverb

im·​por·​tant·​ly im-ˈpȯr-tᵊnt-lē How to pronounce importantly (audio)
 especially Southern US and New England  -tənt-,
-dənt-
1
used to say that what follows in a sentence is important
… much more importantly he stands a chance of having his publication barred …H. L. Mencken
2
a
: in an important way
… contributed importantly to the language of the field.Ernst Mayr
… the real story is importantly different from the one surmised.Alexander Woollcott
b
: in a self-important or pompous manner
… he talked importantly of the managerial position he had reached, after a lifetime of devotion and toil …William Trevor
Importantly vs. Important: Usage Guide

A number of commentators have objected to importantly as a sentence modifier (the use defined above at sense 1) and have recommended important instead. Actually, both the adverb and the adjective are in reputable standard use in this function. Important is always used with more or most.

had bronze weapons and composite bows; more important, they utilized the horse and war chariot Harry A. Gailey, Jr.
second and most important, the book contains no important woman character F. Scott Fitzgerald

Importantly is commonly used in similar contexts, but it is somewhat more flexible in not requiring more or most.

sticks and, just as importantly, unsticks easily Phoebe Hawkins
importantly, the leaven in the mixture is quality George O'Brien

Examples of importantly in a Sentence

Her research has contributed importantly to our understanding of the disease. He strutted to and fro importantly, ordering everybody around.
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.
Perhaps most importantly, these new approaches to sound systems operate without any user intervention. Mark Sparrow, Forbes, 9 Mar. 2025 Perhaps most importantly, the DR-S350NW adds Wi-Fi, which the DR-S250N does not have. David English, PCMAG, 9 Mar. 2025 Even more importantly, because Velocity vehicles are designed to work with modern mechanical systems, they can be serviced by any qualified technician. Robb Report Studio, Robb Report, 8 Mar. 2025 More importantly for these Huskies would be continuing to build their momentum before heading into Madison Square Garden. Joe Arruda, Hartford Courant, 7 Mar. 2025 See All Example Sentences for importantly

Word History

First Known Use

1611, in the meaning defined at sense 2

Time Traveler
The first known use of importantly was in 1611

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Cite this Entry

“Importantly.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/importantly. Accessed 13 Mar. 2025.

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