heater

1 device that heats water or supplies warmth to a room [syn: warmer]

2 (baseball) a pitch thrown with maximum velocity; "he swung late on the fastball"; "he showed batters nothing but smoke" [syn: fastball, smoke, hummer, bullet]

English

Pronunciation

• Rhymes: -iːtə(r)

Etymology

-er heat

Noun

1. A device that produces and radiates heat, typically to raise the temperature of a room or building.

   Turn on the heater; I'm cold.

2. In the context of "dated|slang": A gun.

   The thug pumped two rounds from his heater into her.

3. A fastball.

   Jones threw a heater under his chin.

Translations

• Chinese: 加热器
• French: radiateur
• Italian: riscaldatore
• Portuguese: calefator
• Spanish: calefactor

See also

• heating

A heater is any object that emits heat or causes another body to achieve a higher temperature. In a household or domestic setting, heaters are commonly used to generate heating (ie. warmth).

In electronics, the term may refer to the filament in a vacuum tube that heats the cathode to aid in thermionic emission of electrons.

Also: American slang (mid-20th cent.) for a handgun.

Types of heaters

• Block heater
• Cathy heater
• Central heater
• Convector heater
• Dielectric heater
• District heater
• Electric heater
• Fan heater
• Flameless ration heater
• Gas heater
• Geothermal heater
• Heating pad
• Hydronic heater
• Induction heater
• Kerosene heater
• Oil heater
• Pre Heater
• Radioisotope heater unit
• Salamander heater
• Solar furnace
• Solar heater
• Space heater
• Storage heater
• Underfloor heating
• Water heater (see also Aquarium heater)
• Wood heater

See also

• Heater shield, a type of shield
• Heating element

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