metrics

(noun) the study of poetic meter and the art of versification. Synonyms: prosody.

(noun) a function of a topological space that gives, for any two points in the space, a value equal to the distance between them. Synonyms: metric function, metric.

(noun) a decimal unit of measurement of the metric system (based on meters and kilograms and seconds). Synonyms: metric unit, metric. Examples: "Convert all the measurements to metric units." "It is easier to work in metric."

(noun) a system of related measures that facilitates the quantification of some particular characteristic. Synonyms: system of measurement, metric.