energy - (physics) the capacity of a physical system to do work; the units of energy are joules or ergs; "energy can take a wide variety of forms"

geothermal energy - energy derived from the heat in the interior of the earth

heat of dissociation - the heat required for a fluid substance to break up into simpler constituents

heat of formation - the heat evolved or absorbed during the formation of one mole of a substance from its component elements

heat of solution - the heat evolved or absorbed when one mole of a substance is dissolved in a large volume of a solvent

heat of transformation, latent heat - heat absorbed or radiated during a change of phase at a constant temperature and pressure

specific heat - the heat required to raise the temperature of one gram of a substance one degree centigrade

temperature - the degree of hotness or coldness of a body or environment (corresponding to its molecular activity)

calefaction, incalescence - the property of being warming

fieriness, red heat - the heat of fire

torridity - extreme heat

warmness, warmth - the quality of having a moderate degree of heat; "an agreeable warmth in the house"

white heat - the hotness of something heated until it turns white

temperature - the somatic sensation of cold or heat

emotionalism, emotionality - emotional nature or quality

physiological condition, physiological state - the state of the body or bodily functions

race - a contest of speed; "the race is to the swift"

boiler, steam boiler - sealed vessel where water is converted to steam

building, edifice - a structure that has a roof and walls and stands more or less permanently in one place; "there was a three-story building on the corner"; "it was an imposing edifice"

central heating - a heating system in which air or water is heated at a central furnace and sent through the building via vents or pipes and radiators

gas heat - heating system that burns natural gas

panel heating - heating system consisting of wall or floor or baseboard or ceiling panels containing electric conductors or heating pipes

radiator - heater consisting of a series of pipes for circulating steam or hot water to heat rooms or buildings

steam heat, steam heating - a heating system in which steam is generated in boilers and piped to radiators

utility - a facility composed of one or more pieces of equipment connected to or part of a structure and designed to provide a service such as heat or electricity or water or sewage disposal; "the price of the house included all utilities"

alter, change, modify - cause to change; make different; cause a transformation; "The advent of the automobile may have altered the growth pattern of the city"; "The discussion has changed my thinking about the issue"

toast, crisp - make brown and crisp by heating; "toast bread"; "crisp potatoes"

scald - heat to the boiling point; "scald the milk"

soak - heat a metal prior to working it

calcine - heat a substance so that it oxidizes or reduces

preheat - heat beforehand; "Preheat the oven!"

overheat - make excessively or undesirably hot; "The room was overheated"

scorch, sear - make very hot and dry; "The heat scorched the countryside"

broil, bake - heat by a natural force; "The sun broils the valley in the summer"

reheat - heat again; "Please reheat the food from last night"

furnish, provide, supply, render - provide or furnish with; "We provided the room with an electrical heater"

steam-heat - heat by means of steam

arouse, elicit, evoke, provoke, enkindle, kindle, fire, raise - call forth (emotions, feelings, and responses); "arouse pity"; "raise a smile"; "evoke sympathy"

ferment - work up into agitation or excitement; "Islam is fermenting Africa"

change state, turn - undergo a transformation or a change of position or action; "We turned from Socialism to Capitalism"; "The people turned against the President when he stole the election"

overheat - get excessively and undesirably hot; "The car engines overheated"

fry - be excessively hot; "If the children stay out on the beach for another hour, they'll be fried"