- Beaufort scale, wind scale - an international scale of wind force from 0 (calm air) to 12 (hurricane)
--1 is a kind of scale, scale of measurement, graduated table, ordered series
--1 has parts:calm air; light air; light breeze; gentle breeze; moderate breeze; fresh breeze; strong breeze; moderate gale, near gale; fresh gale; strong gale; whole gale; storm, violent storm; hurricane - Beaufort scale - a scale from 0 to 12 for the force of the wind
--2 is a kind of system of measurement, metric