Etymology · Ancient Greek
μέτρον
6 English words descend from Ancient Greek μέτρον, most common first.
- meterA device that measures things.
- metreThe basic unit of length in the International System of Units (SI: Système International d'Unités), equal to the distance travelled by light in a vacuum in 1/299 792 458 seconds. The metre is equal to 39+⁴⁷⁄₁₂₇ (approximately 39.37) imperial inches.
- metronomeA device, containing an inverted pendulum, used to mark time by means of regular ticks at adjustable intervals; an electronic equivalent that emits flashes.
- metronmetre (US: meter), poetic measure
- bdellometerA cupping glass to which a scarificator and an exhausting syringe are attached.
- heliometerAn astronomical instrument, based on a telescope, for measuring the diameter of the sun; now used to measure the angular distance between stars and other celestial bodies.