Meaning & use
zero in
To focus attention or effort closely and precisely on a particular target, problem, or detail.
See it in a sentence
The detective zeroed in on a small discrepancy in the suspect's alibi.
Investors zeroed in on the company's declining sales during the earnings call.
A note on using this word
Zero in is nearly always followed by 'on' and comes originally from adjusting a gun sight onto a target.
Words with a similar meaning
focus onhone in on
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
Make it your own
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