British thermal unit

(redirected from BTUs)
Also found in: Dictionary, Thesaurus, Medical, Encyclopedia.

British Thermal Unit

The energy needed to raise the temperature of one pound of water one degree Fahrenheit. It is used in the United Kingdom, the United States, and a few other countries to measure the energy used by appliances like heaters and air conditioners. In the metric system, the equivalent of the British thermal unit is the joule. It is abbreviated BTU.

British thermal unit (BTU)

A unit of measure of heat,used in rating the capacity of air conditioning and heating equipment.One BTU is the amount of energy necessary to raise the temperature of 1 pound of water by 1 degree Fahrenheit.
Mentioned in ?
References in periodicals archive ?
Every model from 5,000 to 8,000 BTUs among Q Stars is rated at a minimum of 10.
The number was 101,000 BTU per square feet per year, according to the Pew Research Study, which is a pretty reliable source.
Additions are its first portables, heat-cool and cool-only; a claimed smallest cabinet for an 8,000; a slider-casement with electronic controls; and heat-cool models at 18,000 and 25,000 BTUs.
Robert Byrd and White House Chief of Staff Thomas McLarty, a former natural-gas executive), oil would be taxed at 60 cents per million BTUs, while coal, gas, nuclear, and hydroelectric power would be taxed at 26 cents per million BTUs.
Congress is expected to begin working on the President's BTU energy tax soon after it returns from the Easter recess.
Portable air conditioners from 7,800 to 12,000 BTUs have added several models, including one with a dual water-cooled system that simultaneously dehumidifies.
Cooline retains its multifilter combination of antibacterial and charcoal filters, but is tweaking its electric heating and cooling between 9,000 and 24,000 BTUs.
8 EER from 5,000 to 18,000 BTUs with electronic and remote controls.
The main line is about 30 SKUs from 5,000 to 30,000 BTUs.
The Holiday portable unit -- 6,000 BTUs and one quart of water removal an hour -- has an automatic thermostat.