zero in on
Definition of zero in on
1 : to direct all of one's attention to (someone or something) Scientists are hoping to zero in on a cure.
2 : to aim something (such as a gun or camera) directly at (someone or something) The gunner zeroed in on the target.
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Word by Word Definitions
zeroplay
: the arithmetical symbol 0 or 0̸ denoting the absence of all magnitude or quantity
: additive identity
: the number between the set of all negative numbers and the set of all positive numbers
: of, relating to, or being a zero
: having no magnitude or quantity : not any
: having no phonetic manifestation
: to determine or adjust the zero of
See the full definition of zero
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