エアコン

えあこん

noun

air conditioner

electronics

1. air conditioner

A device that cools or heats and conditions indoor air.

エアコンをつける。

To turn on the air conditioner.

エアコンの温度(おんど)を下(さ)げる。

To lower the air conditioner temperature.

暑(あつ)いからエアコンを強(つよ)くした。

It's hot, so I turned up the AC.

寝(ね)る前(まえ)にエアコンのタイマーをセットする。

I set the air conditioner timer before going to bed.

夏(なつ)はエアコンなしでは過(す)ごせない。

In summer, I can't get by without air conditioning.

エアコン is an abbreviation of エアコンディショナー (air conditioner). In Japan, most units provide both cooling and heating.

Common operations

エアコンをつける / 入(い)れる: to turn on the AC
エアコンを消(け)す / 切(き)る: to turn off the AC
温度(おんど)を上(あ)げる/下(さ)げる: to raise/lower the temperature

Modes

Usage

Essential in Japanese summers. Many homes and offices rely on エアコン as the primary climate control. 省(しょう)エネ (energy-saving) settings are widely promoted. The abbreviated form エアコン is far more common than the full エアコンディショナー.

Related Words

Related: 扇風機(せんぷうき) (electric fan)

Related: クーラー (cooling unit (slightly dated))

Compare: 冷房(れいぼう) (air conditioning)

Related: ストーブ (heater, stove)

Related: 加湿器(かしつき) (humidifier)

Compare: ボイラー (boiler)

Compare: 床暖房(ゆかだんぼう) (floor heating)

Compare: 空調(くうちょう) (air conditioning)

Compare: 冷暖房(れいだんぼう) (air conditioning and heating)

core

Added 2026.1.16 14:20 · Revised 2026.9.4 21:29

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