Where older traditional length measures are still used, they are now defined in terms of the metre – for example the yard has since 1959 officially been defined as exactly 0.9144 metre.

Dec 5, 2025 · 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 …

METRE definition: 1. a unit of measurement equal to 100 centimetres: 2. the regular arrangement of syllables in…. Learn more.

In the study of poetry, metre is the regular and rhythmic arrangement of syllables according to particular patterns.

Definition of metre noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

The effect of this definition is that one metre is the length of the path travelled by light in vacuum during a time interval with duration of 1 ⁄ 299 792 458 of a second.

The metre is now defined as the distance light travels in a vacuum in 1/299,792,458 of a second. [1] In the imperial system of measurement, one yard is 0.9144 metres (after international …

poetic measure; arrangement of words in regularly measured, patterned, or rhythmic lines or verses. a particular form of such arrangement, depending on either the kind or the number of …

METRE definition: a metric unit of length equal to approximately 1.094 yards See examples of metre used in a sentence.

Jan 7, 2026 · The next time you pick up a bag of spuds from the supermarket or fill up the car with petrol, you can thank the Treaty of the Metre for the metric system that underpins daily life. …