metric metric /ˈmɛtrɪk/

adjective

1. The rhythmic arrangement of syllables  ( measured , metric , metrical )
   the rhythmic arrangement of syllables
   
2. Based on the meter as a standard of measurement  ( metric , metrical )
   based on the meter as a standard of measurement
    The metric system
   the metric system
    Metrical equivalents
   metrical equivalents
   

noun

1. A system of related measures that facilitates the quantification of some particular characteristic  ( metric , system of measurement )
   a system of related measures that facilitates the quantification of some particular characteristic
   
2. A decimal unit of measurement of the metric system (based on meters and kilograms and seconds)  ( metric , metric unit )
   a decimal unit of measurement of the metric system (based on meters and kilograms and seconds)
    Convert all the measurements to metric units
   convert all the measurements to metric units
    It is easier to work in metric
   it is easier to work in metric
   
3. (physics) a function of a topological space that gives, for any two points in the space, a value equal to the distance between them  ( metric , metric function )
   (physics) a function of a topological space that gives, for any two points in the space, a value equal to the distance between them