μέτρον
métron
“measure”
47 words in English grow from this root.
Anemometer
Earth“wind measure”
Anthropometry
Science“measuring of the human being”
Astrometry
Earth“star measuring”
Asymmetry
Number“not measured together”
Barometer
Science“weight measurer”
Bathymetry
Earth“deep measuring”
Biometrics
Number“measurement of life”
Bolometer
Science“ray measurer”
Chronometer
Science“time measurer”
Diameter
Number“measure across”
Dimetrodon
Nature“two-measure tooth”
Dynamometer
Science“power measure”
Econometrics
Number“measurement of household management”
Ergometer
Sport“work measure”
Goniometry
Number“angle measurement”
Heliometer
Earth“sun measurer”
Hexameter
Words“six measures”
Hydrometer
Science“water measurer”
Hygrometer
Earth“wet measure”
Isometric
Sport“equal measure”
Isometry
Number“equal measure”
Kilometer
Number“thousand measures”
Manometer
Science“rarity measure”
Meter
Number“a measure”
Metre
Words“a measure”
Metric
Number“having to do with measure”
Metrology
Number“study of measurement”
Metronome
Art“measure law”
Micrometer
Science“small measure”
Nanometer
Number“dwarf measure”
Odometer
Science“road-measurer”
Optometry
Medicine“measuring of sight”
Parameter
Number“a measure alongside”
Pentameter
Words“five measures”
Perimeter
Number“measure around”
Photometer
Science“light measure”
Photometry
Science“light measuring”
Plyometric
Sport“measurable increase”
Potentiometer
Science“measure of potential”
Psychometrics
Number“measurement of the mind”
Sphygmomanometer
Medicine“pulse-thinness measure”
Stoichiometry
Science“measuring of elements”
Symmetry
Number“measured together”
Tachometer
Science“speed measure”
Telemetry
Science“measuring at a distance”
Thermometer
Science“heat measurer”
Trigonometry
Number“triangle measuring”