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The metre (or meter in US spelling; symbol: m) is the base unit of length in the International System of Units (SI). Since 2019, the metre has been defined as the length of the path travelled by light in vacuum during a time interval of 1 / 299 792 458 of a second, where the second is defined by a hyperfine transition frequency of caesium.
a unit of measurement equal to 100 centimetres: The bomb shelter has concrete walls that are three metres thick. a 15-metre yacht. She won the 100 metres (= a race run over this distance) at the Olympics. He is 1 m 75 tall.
me· ter ˈmē-tər. : the base unit of length in the International System of Units that is equal to the distance traveled by light in a vacuum in ¹/₂₉₉,₇₉₂,₄₅₈ second or to about 39.37 inches see Metric System Table. meter. 4 of 6.
4 days ago · The meaning of METRE is chiefly British spelling of meter.
Apr 12, 2024 · metre (m), in measurement, fundamental unit of length in the metric system and in the International Systems of Units (SI). It is equal to approximately 39.37 inches in the British Imperial and United States Customary systems.
METRE meaning: 1. a unit of measurement equal to 100 centimetres: 2. the regular arrangement of syllables in…. Learn more.
noun. a metric unit of length equal to approximately 1.094 yards. the basic SI unit of length; the length of the path travelled by light in free space during a time interval of 1/299 792 458 of a second.
The basic unit of length in the metric system; it was originally planned so that the circumference of the Earth would be measured at about forty million meters. A meter is 39.37 inches. Today, the meter is defined to be the distance light travels in 1 / 299,792,458 seconds.
Jun 7, 2024 · A metre is a metric unit of length equal to 100 centimetres. She set a world record in the 100 metre sprint at her national championships. The tunnel is 10 metres wide and 600 metres long.
Check pronunciation: metre. Definition of metre noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
