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Definition Of:

British thermal unit

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The amount of heat required to change the temperature of one pound of water one degree Fahrenheit at sea level.
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The quantity of heat required to raise the temperature of 1 pound of liquid water by 1 degree Fahrenheit at the temperature at which water has its greatest density (approximately 39 degrees Fahrenheit).
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British Thermal Unit, BTU, the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit.
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(Btu) - The standard measure of heat energy. It takes one Btu to raise the temperature of one pound of water by one degree Fahrenheit at sea level. For example, it takes about 2,000 Btus to make a pot of coffee. One Btu is equivalent to 252 calories, 778 foot-pounds, 1055 joules, and 0.293 watt-hours. Note: In the abbreviation, only the B is capitalized.
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the quantity of heat required to raise the temperature of one pound of water 1°F from 58.5°F to 59.5°F (its point of maximum density).
See also: T , ZF , L OUT , KBD ,

 

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List of Terms: Terms beginning with "A", Page 1

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A: Page 1 of 14.

A
A D
A Fortiori Anal...
A condition
A&TRT
A+
A-GPS
A-SGW
A-weighting
A D
A E
A S
A V Switching
A2EA
A2SC
A3
A5 1
A5 2
A8
AA
AAA
AAB
AAC
AAIR
AAL
AAL2
AAL5
AALM
AAOC
AAR
AARE
AARP
AARQ
AAS
AASP
AAT
AAV
AB
ABB
ABBD
ABC
ABI
ABIR
ABM
ABR
ABS
ABSBH
ABSORPTANCE
ABT
ABTT
AC
AC - alternatin...AC DC
ACA
ACAC
ACARD
ACAU
ACB
ACBM
ACC
ACCESS CHARGE
ACCG
ACCH
ACCP
ACCS
ACCT
ACCY
ACD
ACDF
ACDS
ACE
ACEC
ACELP
ACET
ACF
ACF NCP
ACF VTAM
ACG
ACH
ACI
ACIA
ACID
ACIR
ACIS
ACITS
ACK
ACK NACK
ACL
ACLR
ACM
ACMS
ACN
ACO
ACOM
ACOP
ACORD
ACOS
ACP
ACPI

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