carefuller; carefullest
1
a
: marked by wary caution or prudence
be very careful with knives
b
: marked by attentive concern and solicitude
careful farm management
c
: marked by painstaking effort to avoid errors or omissions
—often used with of or an infinitive
careful of money
careful to adjust the machine
2
: exercising or taking care
careful of a child's welfare
3
Synonyms
Examples of careful in a Sentence
He is a careful driver.
You can never be too careful about these things.
Be careful! The stove is hot!
She was careful of their feelings.
The police were careful to leave the room exactly as they found it.
Police made a careful examination of the scene.
They produced a careful study of the building.
Recent Examples on the Web
The researchers are careful to point out that this method was intended to work only with cooperative participants.
—
Avery Hurt, Discover Magazine, 5 Nov. 2024
This process begins with careful curation and labeling of data before it's fed into AI models.
—Rehan Jalil, Forbes, 5 Nov. 2024
Choosing these moves seems like the obvious choice, in theory, but boss fights require careful assessment before committing to any strategy.
—Josh Broadwell, Rolling Stone, 4 Nov. 2024
In Chippie's case, Mady is careful to keep her absences brief, ensuring the pet has companionship, mental stimulation, and space to move freely.
—Thomas G. Moukawsher, Newsweek, 4 Nov. 2024
See all Example Sentences for careful 
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Avery Hurt, Discover Magazine, 5 Nov. 2024
This process begins with careful curation and labeling of data before it's fed into AI models.
—Rehan Jalil, Forbes, 5 Nov. 2024
Choosing these moves seems like the obvious choice, in theory, but boss fights require careful assessment before committing to any strategy.
—Josh Broadwell, Rolling Stone, 4 Nov. 2024
In Chippie's case, Mady is careful to keep her absences brief, ensuring the pet has companionship, mental stimulation, and space to move freely.
—Thomas G. Moukawsher, Newsweek, 4 Nov. 2024
See all Example Sentences for careful
Dictionary Entries Near careful
Cite this Entry
“Careful.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/careful. Accessed 22 Nov. 2024.
Copy CitationKids Definition
careful
adjective
care·ful
ˈke(ə)r-fəl 
ˈka(ə)r-
1
: using care : watchful
a careful driver
2
: made, done, or said with care
a careful examination
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