heater

Primary Meanings of heater

1.
n
device that heats water or supplies warmth to a room
2.
n
(baseball) a pitch thrown with maximum velocity
Full Definitions of heater
1

n device that heats water or supplies warmth to a room

Synonyms:
warmer
Types:
show 15 types...
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brasier, brazier
large metal container in which coal or charcoal is burned; warms people who must stay outside for long times
convector
a space heater that transfers heat to the surrounding air by convection
defroster, deicer
heater that removes ice or frost (as from a windshield or a refrigerator or the wings of an airplane)
demister
heater that removes mist from the windshield of a car
gas heater
a heater that burns gas for heat
heating pad, hot pad
heater consisting of electrical heating elements contained in a flexible pad
kerosene heater, kerosine heater, oil heater, oilstove
heater that burns oil (as kerosine) for heating or cooking
radiator
heater consisting of a series of pipes for circulating steam or hot water to heat rooms or buildings
solar heater
a heater that makes direct use of solar energy
space heater
heater consisting of a self-contained (usually portable) unit to warm a room
stove
any heating apparatus
hot-water heater, hot-water tank, water heater
a heater and storage tank to supply heated water
electric fire, electric heater
a small electric space heater
hibachi
a portable brazier that burns charcoal and has a grill for cooking
water back
water heater consisting of a tank or pipes set at the back of a fireplace or in the firebox of a stove
Type of:
device
an instrumentality invented for a particular purpose
2

n (baseball) a pitch thrown with maximum velocity

Synonyms:
bullet, fastball, hummer, smoke
Types:
slider
a fastball that curves slightly away from the side from which it was thrown
Type of:
delivery, pitch
(baseball) the act of throwing a baseball by a pitcher to a batter

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