Meaning & use
mentally
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Meanings
adverbnot comparable
In the mind or in a way that involves thinking and feelings rather than the body.
Grammar: Often paired with an adjective or participle: mentally exhausted.
Patterns
- mentally prepared for something
- mentally tired
After the exam I felt mentally drained.
He mentally rehearsed his speech on the train.
Athletes must be mentally prepared as well as physically fit.
adverbnot comparable
Referring to the state of someone's mind or mental health.
Grammar: Often used with ill, healthy, stable or disabled.
Patterns
- mentally ill
- mentally healthy
The program supports people who are mentally unwell.
She stayed mentally sharp well into her nineties.
Children need to be mentally healthy to learn well.
Common combinations
- mentally exhausted
- The long negotiation left everyone mentally exhausted.
- mentally prepare
- Take a minute to mentally prepare before you go on stage.
- mentally note
- I mentally noted the exit signs as we entered.
- mentally and physically
- Hiking the whole trail challenged him mentally and physically.
- mentally stable
- The doctor confirmed he was mentally stable.
Synonyms and how they differ
- intellectually
- Intellectually focuses on reasoning ability, while mentally covers thoughts and feelings more broadly.
- psychologically
- Psychologically sounds more scientific and often concerns emotional causes or effects.
- in your head
- In your head is informal and fits private calculation, while mentally is neutral.
Opposites
Word family
Commonly confused: mentally or mental?
mentally vs mental
Mental is the adjective (a mental image), while mentally is the adverb (she mentally counted).
Practice
Which word completes the sentence? The puzzle was hard work, and by evening she was ____ tired.
Choose one answer.
An adverb is needed to modify the adjective tired, so mentally is correct. Mental is an adjective and cannot modify another adjective here.
Make it your own
Write a sentence using “mentally”, then check it and compare it with the examples above.