"metrics" in the noun sense
1. metric function, metric
a function of a topological space that gives, for any two points in the space, a value equal to the distance between them
2. metric unit, metric
a decimal unit of measurement of the metric system (based on meters and kilograms and seconds
"convert all the measurements to metric units"
"it is easier to work in metric"
3. system of measurement, metric
a system of related measures that facilitates the quantification of some particular characteristic
Source: WordNet® (An amazing lexical database of English)
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