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A kilometer (Commonwealth spelling: kilometre), symbol: km is a unit of length in the metric system equal to 1,000 metres (from the Greek words χίλια (khilia) = thousand and μέτρο (metro) = count/measure). It is approximately equal to 0.621 miles, 1,094 yards or 3,281 feet. // Definition and linguistics The original phrase common wealth or the common weal is a calque translation of the Latin term res publica (public thing), from which the word republic comes, which was itself used as a synonym for the Greek politeia as well as for the republican (i. ...
The definition, agreement and practical use of units of measurement have played a crucial role in human endeavour from early ages up to this day. ...
In general English usage, length (symbols: l, L) is but one particular instance of distance – an objects length is how long the object is – but in the physical sciences and engineering, the word length is in some contexts used synonymously with distance. Height is vertical distance; width (or breadth...
The International System of Units (symbol: SI) (for the French phrase Syst me International dUnit s) is the most widely used system of units. ...
The metre (Commonwealth English) or meter (American English) (symbol: m) is the SI base unit of length. ...
A mile is a unit of distance (or, in physics terminology, length) currently defined as 5,280 feet, 1,760 yards, or 63,360 inches. ...
This article is about the unit of measure known as the yard. ...
A foot (plural: feet) is a non-SI unit of distance or length, measuring around a third of a meter. ...
Slang terms for kilometer include "klick" (sometimes spelt "click" or "klik") and "kay" (or "k"). All these slang terms can also refer to kilometers per hour. Slang, is the non-standard or non-dialectal use of words in a language of a particular social group, and sometimes the creation of new words or importation of words from another language. ...
Klick (sometimes spelled click) is a common military term meaning kilometre (or sometimes kilometres per hour). ...
Kilometre per hour (American spelling: kilometer per hour) is a unit of both speed (scalar) and velocity (vector). ...
Metric system - Main articles: Metric system and Metre
Like the kilometer, all units of length in the metric system are based on the meter, by adding an SI prefix that stands for a power of ten, such as hecto for one hundred to form hectometer (0.1 kilometer) or mega for one million to form megameter (1,000 kilometers). The International System of Units (symbol: SI) (for the French phrase Syst me International dUnit s) is the most widely used system of units. ...
The metre (Commonwealth English) or meter (American English) (symbol: m) is the SI base unit of length. ...
An SI prefix is a prefix that can be applied to an SI unit to form a decimal multiple or submultiple. ...
The metre (Commonwealth English) or meter (American English) (symbol: m) is the SI base unit of length. ...
A megametre (American spelling: megameter) (symbol: Mm) is a unit of length equal to 106 metres (from the Greek words megas = big and metro = count/measure). ...
The meter is not only the basis for all units of length in the metric system, but also of units of area (the square metre) and volume (the cubic metre). This extends to the kilometer, so one can have square and cubic kilometres. In general English usage, length (symbols: l, L) is but one particular instance of distance – an objects length is how long the object is – but in the physical sciences and engineering, the word length is in some contexts used synonymously with distance. Height is vertical distance; width (or breadth...
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A square metre (US spelling: square meter) is by definition the area enclosed by a square with sides each 1 metre long. ...
Volume, also called capacity, is a quantification of how much space an object occupies. ...
The cubic meter (symbol m³) is the SI derived unit of volume. ...
Unicode has symbols for "km" (㎞), for square kilometer (㎢) and for cubic kilometer (㎦); however, they are useful only in CJK texts, where they are equal in size to one Chinese character. Technical note: Due to technical limitations, some web browsers may not display some special characters in this article. ...
CJK is a collective term for Chinese, Japanese, and Korean, which comprise the main East Asian languages. ...
æ¼¢å— hà nzì, hanja, kanji… in Traditional Chinese and other languages. ...
The reference meter is a platinum-iridium bar conserved in Paris, France.
Pronunciation In theory, the pronunciation of the word kilometer should have the stress placed on the first syllable, in line with other metric prefixes (as in kilogram, kilojoule and, analogous, kilobyte). However, pronunciation with the stress on the second syllable is usual in English. The international prototype, made of platinum-iridium, which is kept at the BIPM under conditions specified by the 1st CGPM in 1889. ...
The joule (symbol: J) is the SI unit of energy, or work. ...
A kilobyte (derived from the SI prefix kilo-, meaning 1000) is a unit of information or computer storage equal to either 1024 or 1000 bytes. ...
The English language is a West Germanic language that originates in England. ...
See also hectometer << kilometer << megameter The metre (Commonwealth English) or meter (American English) (symbol: m) is the SI base unit of length. ...
A megametre (American spelling: megameter) (symbol: Mm) is a unit of length equal to 106 metres (from the Greek words megas = big and metro = count/measure). ...
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