heater

/ˈhiːtə(r)/ (bre, ipa) · /ˈhiːtər/ (ame, ipa) · /ˈhē-tər/ (ame, mw)

heater — noun

  • heatersingular
  • heatersplural

1. A machine or piece of equipment that warms a room, building, or the water supply

1.名詞B1
釋義

A machine or piece of equipment that warms a room, building, or the water supply inside a home or office.

例句

The old electric heater in the living room started making a strange noise last night.

compound noun: electric heater

Tuan turned on the water heater and waited for the shower to warm up.

compound noun: water heater

同義詞
  • radiator

    a specific type of heater that uses hot water or steam and is usually fixed to a wall

  • furnace

    a large heater that warms an entire building, often using gas or oil; more typical of larger systems in colder climates

  • space heater

    a small portable heater used to warm a single room, often electric

反義詞

用法筆記

Also commonly appears as part of compound nouns such as 'water heater', 'space heater', 'gas heater', and 'electric heater'.

常見錯誤

❌I need to fix the heating because it's not working.
✅I need to fix the heater because it's not working.
💡'heating' refers to the system; 'heater' is the physical device.
❌The heater boiled the water for tea.
✅The kettle boiled the water for tea.
💡'heater' warms a room or water supply; a 'kettle' boils water for drinking.

2. A baseball pitch thrown at very high speed, especially a fastball; a term used b

2.名詞B2
釋義

A baseball pitch thrown at very high speed, especially a fastball; a term used by players, commentators, and fans.

例句

The pitcher threw a 98-mile-per-hour heater that the batter swung at too late.

collocation: throw a heater

With two strikes against him, the batter braced himself for a high heater from Gabriel.

modifier: high heater

同義詞
  • fastball

    the standard term; 'heater' is a more colourful, informal synonym

  • fast one

    informal; 'he threw him a fast one' can also mean a trick or surprise in general speech

  • hummer

    a very informal, less common slang synonym

反義詞
  • changeup

    a slow pitch designed to look like a fastball, meant to throw off the batter's timing

用法筆記

Used almost exclusively in baseball contexts. The term is informal and appears most often in sports commentary and player interviews rather than in official rules or statistics.

常見錯誤

❌The tennis player served a heater.
✅The baseball pitcher threw a heater.
💡'heater' as a term for a fastball is only used in baseball, not other sports.
❌The heater in the kitchen is on.' (intending baseball sense).
✅The pitcher threw a heater to strike him out.
💡without a baseball context, readers will assume the heating-device sense.