1. noun
    a function of a topological space that gives, for any two points in the space, a value equal to the distance between them
  2. noun
    a system of related measures that facilitates the quantification of some particular characteristic
  3. noun
    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"
  4. adjective
    based on the meter as a standard of measurement; "the metric system"; "metrical equivalents"
  5. adjective
    the rhythmic arrangement of syllables