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A/C

A/C

4 3.0
A machine that cools and dries the air in a room or car
  • noun
  • /eɪ si/
: aire acondicionado
  • The A/C in my car is broken, so I need to get it repaired before our road trip.
  • A/C vents
  • A/C system
  • A/C unit

Examples

  • To stay cool during the heatwave, she turned on the A/C and settled down with a book.

  • What happened to the A/C?

  • I'll just turn on the A/C.

  • A/C must be a plus, as with all that glass it could get pretty hot.

    Blog text (30)
  • Just recently, I started getting a rough idle, but only when the A/C is turned on.

    Blog text (31)
  • The temperature was nearly one hundred degrees out, and with the A/C off, the car was quickly turning into a convection oven.

    Fiction book (2001)
  • The Laundromat has added A/C and ceiling fans to replace the single portable fan it used to have.

    Blog text (12)
  • I'm trying to get weaned off of it; for the time being, I need occasional access to A/C.

    Blog text (12)
  • Right here—the A/C button.

    Fiction book (1994)
  • Already, perspiration pooled in the hollows of my body, and I cursed the fact that the A/C was out again in my nine-year-old Acura Integra.

    Fiction book (2002)

Synonyms

110 3.0

System that controls temperature and air movement inside buildings to keep people comfortable

is the appliance form meaning the single cooling unit rather than the whole system
61 2.8

A machine that cools and removes water from the air in a room or building

is broader and can mean a full system that controls climate
2 2.0

A machine that cools and dries the air in a room or building

is the same but also means the whole climate control system

Surface Forms

A/C singular
A/Cs plural

Etymology

A/C is a short form of air conditioning, made from the everyday words air and condition, where 'condition' here means 'to change'. So, A/C is the name for the machine that makes the air cooler and drier.