Search results
Results from the WOW.Com Content Network
Kilo is a decimal unit prefix in the metric system denoting multiplication by one thousand (10 3). It is used in the International System of Units, where it has the symbol k, in lowercase. The prefix kilo is derived from the Greek word χίλιοι (chilioi), meaning "thousand".
The SI prefix for a thousand units is "kilo-", abbreviated to "k"—for instance, a kilogram or "kg" is a thousand grams. This is sometimes extended to non-SI contexts, such as "ka" being used as a shorthand for periods of 1000 years. In computer science, however, "kilo-" is used more loosely to mean 2 to the 10th power (1024).
This informal postfix is read or spoken as "thousand", "grand", or just "k". The financial and general news media mostly use m or M, b or B, and t or T as abbreviations for million, billion (10 9 ) and trillion (10 12 ), respectively, for large quantities, typically currency [ 28 ] and population.
The abbreviation kyr means "thousand years". kyr was formerly common in some English language works, especially in geology and astronomy, for the unit of 1,000 years or millennium. The "k" is the unit prefix for kilo-or thousand with the suffix "yr" simply an abbreviation for "year".
Though the rules governing the metric system have changed over time, the modern definition, the International System of Units (SI), defines the metric prefixes and seven base units: metre (m), kilogram (kg), second (s), ampere (A), kelvin (K), mole (mol), and candela (cd).
A metric prefix myria (abbreviation "my"), for 10,000, was deprecated in 1960. Before the adoption of ronna and quetta for 10 27 and 10 30 and ronto and quecto for 10 −27 and 10 −30 in November 2022, many personal, and sometimes facetious, proposals for additional metric prefixes were formulated.
The kilogram (also spelled kilogramme [1]) is the base unit of mass in the International System of Units (SI), having the unit symbol kg. [1] The word "kilogram" is formed from the combination of the metric prefix kilo-(meaning one thousand) and gram; [2] it is colloquially shortened to "kilo" (plural "kilos").
K is the chemical symbol for element potassium (from its Latin name kalium). Triangle K. In chess notation, the letter K represents the King (WK for White King, BK for Black King). In baseball scoring, the letter K is used to represent a strikeout. A forwards oriented K represents a "strikeout swinging"; a backwards oriented K represents a ...