This is the 578th most frequent Indonesian word.
ac
"AC" in Indonesian means "air conditioner."
In this sentence, 'AC' refers to an electronic device used for cooling the indoor air, primarily when the weather is hot.
Saya menyalakan AC karena udara sangat panas.
I turned on the air conditioner because the air is very hot.
Here, 'AC' again refers to the air conditioner device, and the sentence discusses its operational issues requiring maintenance.
AC ini memerlukan servis karena tidak dingin lagi.
This air conditioner needs servicing because it is no longer cold.
In this instance, 'AC' is the object of purchase, specifying that a new air conditioner was acquired for residential use.