mentally

adverb

men·​tal·​ly ˈmen-tᵊl-ē How to pronounce mentally (audio)
1
: in the mind
Mentally he promised himself that he would never again use a collar on any living creature.Brian Jacques
: using the mind
able to mentally calculate large sums
2
: with regard to the mind or its capacity
physically and mentally healthy people
a mentally competent adult
a mentally challenging activity
… if you try to hide the fact that you feel mentally inadequate, and so go around making jokes about your own dullness and acting as if it didn't bother you at all …David Foster Wallace
I felt too hungry and tired and mentally overloaded to ask any more questions.Rick Riordan

Examples of mentally in a Sentence

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.
Also, keeping your dogs and cats active is a great brain activity and keeps them healthy both mentally and physically. Jamie L. Lareau, USA Today, 21 Sep. 2025 Just getting back to fight again requires constant focus, and the cycle of death can be mentally deteriorating. Christopher Cruz, Rolling Stone, 19 Sep. 2025 And, not for nothing, but didn’t Brian Kilmeade say mentally ill homeless people should be executed the other day? Bethy Squires, Vulture, 19 Sep. 2025 Earlier this week, Manchin sat down with the Fox host Brian Kilmeade, who was last seen apologizing for saying that mentally ill homeless people should be executed. Jon Allsop, New Yorker, 19 Sep. 2025 See All Example Sentences for mentally

Word History

First Known Use

15th century, in the meaning defined at sense 1

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

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Cite this Entry

“Mentally.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mentally. Accessed 22 Sep. 2025.

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