probably

adverb

prob·​a·​bly ˈprä-bə-blē How to pronounce probably (audio)
ˈprä(b)-blē
: insofar as seems reasonably true, factual, or to be expected : without much doubt
is probably happy
it will probably rain

Examples of probably in a Sentence

The impact probably added all but the last few percent of Earth's mass and set the stage for Earth's and the Moon's subsequent evolution. Mark Wilson, Physics Today, February 2008
It was no secret that McKay preferred the thrill of victory to the agony of defeat, and that, along with his innocent optimism and snark-free sincerity, probably makes him hopelessly old-fashioned. Richard Hoffer, Sports Illustrated, 16 June 2008
But what these newly inaugurated gym rats probably don't know is that besides buffing up their bodies for summer, they're also buffing up their brains. Christen Brownlee, Science News, 25 Feb. 2006
It will probably rain today. They will probably be here soon. It was probably the best concert I've ever been to. There were probably about 150 people at the wedding. “Are you going to the picnic?” “Probably.” “Can you finish painting the room today?” “Probably not.”
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.
Fantastic Four will probably underperform significantly, like the previous two MCU releases, and Superman will probably wind up at the higher end of the $600 million range. Mark Hughes, Forbes.com, 30 July 2025 Chip Kelly can, and probably will, have a field day with all the different things Jeanty can do. Expect a productive rookie year from Jeanty, who should be an offensive focal point alongside Brock Bowers very soon. Nick Baumgardner, New York Times, 30 July 2025 Right now in Travis County, if a person shows up to a hospital emergency room, a clinic or the jail needing medical care, their primary care doctor or their mental health doctor probably wouldn't know. Nicole Villalpando, Austin American Statesman, 30 July 2025 The Forty Miler is probably my favorite Troop 35 event. Reader Commentary, Baltimore Sun, 30 July 2025 See All Example Sentences for probably

Word History

Etymology

see probable entry 1

First Known Use

1600, in the meaning defined above

Time Traveler
The first known use of probably was in 1600

Browse Nearby Words

Cite this Entry

“Probably.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/probably. Accessed 5 Aug. 2025.

Kids Definition

probably

adverb
prob·​a·​bly ˈpräb-(ə-)blē How to pronounce probably (audio)
ˈpräb-lē
: without much doubt : very likely

More from Merriam-Webster on probably

Last Updated: - Updated example sentences
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