Themetric system is the system of measurement that uses metres, grams, and litres.
metric system in British English
noun
any decimal system of units based on the metre. For scientific purposes the Système International d'Unités (SI units) is used
metric system in American English
any of various decimal systems of weights and measures; now, esp., the SI system, in which the centimeter, gram, and second or the meter, kilogram, and second are the basic units
Examples of 'metric system' in a sentence
metric system
In fact one of the directives from this very office, Ms Hazlitt, requires us to purchase only materials measured in the new metric system.
Fay Weldon NOTHING TO WEAR AND NOWHERE TO HIDE: A COLLECTION OF SHORT STORIES