kilˈocalorie noun

1000 calories, a Calorie, used to measure energy content of food (see also calorie)

kilˈocycle or kilocycle per second noun

Kilohertz (see below)

kilˈogram or kilˈogramme noun

A base SI unit, the unit of mass (symbol kg), defined as the mass of a platinum-iridium cylinder (the International Prototype Kilogram) kept in Paris, equal to 2.205lb (kilˈogram-calorie same as kilocalorie above)

kilˈogray noun

1000 grays (see gray¹), used to measure the absorbed dose of radiation, eg in food irradiation

kilˈohertz noun

1000 cycles of oscillation per second, used to measure frequency of sound and radio waves

kilˈojoule noun

1000 joules, used to measure energy, work and heat

kilˈolitre noun

1000 litres

kilomega- combining form (obsolete) same as giga-

kilˈometre (also /-omˈ/) noun

1000 metres, 0.6214 or about 5/8 mile

kilometric /-metˈ/ adjective

kilˈopond noun

A unit of measurement equal to the gravitational force on a mass of one kilogram (cf pond²)

kilˈoton or kilˈotonne noun

A measure of explosive force equivalent to that of 1000 tons of TNT

kilˈovolt noun

1000 volts

kilˈowatt noun

1000 watts, the power used by one bar of the average electric fire (kilowatt hour the energy consumed by a load of one kilowatt in one hour of use (3.6 megajoules), the unit by which electricity is charged to the consumer)