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focus
/ˈfoʊ.kəs/
concentration of attention
She needs to focus on her studies to pass the exam.
She must concentrate on her studies to succeed.
general
The center of interest or activity; a point of concentration
The camera's focus was sharp and clear.
The camera captured a clear and precise image.
Can refer to both physical and mental concentration.
general
To concentrate one's attention or effort on a particular task or subject
He focused on solving the problem step by step.
He concentrated on solving the problem methodically.
Often used with 'on' to specify the object of focus.
Collocations
Related Phrases
Pro Tip
Verb Usage
When using 'focus' as a verb, remember to include 'on' to specify what you are concentrating on.
Gold Rule
Preposition Rule
Always use 'on' after 'focus' when specifying the object of concentration.
Word Origin
From Latin 'focare', meaning 'to hearth, fire', related to 'focus' as the center of heat or light.
Usage Notes
Can be used as both a noun and a verb. As a verb, it often takes the preposition 'on' to specify the object of focus.
Word Breakdown
foc
center, hearth
root-us
related to
suffixEnglish Dictionary