online medical dictionary | definition of kilo

<prefix>

A combining form used to signify thousand in forming the names of units of measurement; as, kilogram, kilometer, kilowatt, etc.

Origin: French fr. G. Chilioi, one thousand

(05 Feb 2009)

<unit>

<molecular biology> Unit of length for DNA fragments equal to 1000 nucleotides.

Abbreviation: kb

(09 Oct 1997)

<unit>

1000 baud.

(01 Feb 1996)

<unit>

2^10 = 1024 bits of storage (1 Kb).

Compare: kilobits per second.

(01 Jul 2002)

<unit>

(kbps, kb/s) A unit of data rate where 1 kb/s = 1000 bits per second. This contrasts with units of storage where 1 Kb = 1024 bits (note upper case K).

Abbreviation: kbps

(01 Jul 2002)

<unit>

(KB) 2^10 = 1024 bytes.

See prefix.

Abbreviation: KB

(01 Mar 1995)

Preferred term: large calorie

One thousand cycles per second.

Abbreviation: kc

(05 Mar 2000)

<unit>

1000 FLOPS.

See prefix.

(01 Apr 1998)

<unit>

The SI unit of mass, 1000 g; equivalent to 15,432.358 gr, 2.2046226 lb. Avoirdupois, or 2.6792289 lb. Troy.

Abbreviation: kg

(05 Mar 2000)

Preferred term: large calorie

<unit>

A measure of energy or work done, being the amount expended in raising one kilogram through the height of one metre, in the latitude of Paris.

American spelling: kilogram-meter

(01 Mar 1998)

<unit>

A unit of frequency equal to 103 hertz.

(05 Mar 2000)

A unit of electrical resistance equal to 103 ohms.

Origin: kilo + ohm

(05 Mar 2000)

A unit of energy, work, or quantity of heat equal to 103 joules.

Origin: kilo + joule

(05 Mar 2000)

A measure of capacity equal to a cubic metre, or a thousand litres. It is equivalent to 35.315 cubic feet, and to 220.04 imperial gallons, or 264.18 American gallons of 321 cubic inches.

Origin: F. Kilolitre. See Kilogram, and litre.

American spelling: kiloliter

(01 Mar 1998)

<unit>

A distance of 1000 metres.

American spelling: kilometer

(21 Jun 2000)

Term used to denote an exposure of 103 roentgens.

(05 Mar 2000)

A cubic measure containing 1000 cubic meters, and equivalent to 35,315 cubic feet.

Origin: F.kilostere. See Kilogram, and Stere.

(01 Mar 1998)

A unit of electrical potential, potential difference, or electromotive force, equal to 103 volts.

Abbreviation: kv

Origin: kilo + volt

(05 Mar 2000)

<instrument>

An instrument designed to measure electromotive force in kilovolts.

(05 Mar 2000)

<physics> One thousand watts.

See: Kilogram and Watt.

Abbreviation: kW

(01 Mar 1998)

<unit>

A standard measure of electrical energy, equals one kilowatt of power delivered for one hour. Equivalent to 3.6 million joules.

For example, 1 kWh will light a 100-watt light bulb for 10 hours. 1 kWh = 3,413 Btu.

Abbreviation: kWh

(05 Dec 1998)