冷れい房ぼう装そう置ち

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Meanings

1

noun

air-conditioning equipment; air-cooling apparatus

Refers to the physical device or system that cools the air, not the process of air-conditioning itself.

cool, cold (beer, person), chill

房tassel, tuft, fringe

装attire, dress, pretend

置placement, put, set

冷れい房ぼう
冷房 refers to air-conditioning as a function or process, while 冷房装置 specifically denotes the apparatus or equipment.
エアコン
エアコン is the common everyday term for an air conditioner, whereas 冷房装置 is more technical and refers to larger or industrial cooling systems.

Compound of 冷房 (cooling, air-conditioning) and 装置 (device, equipment).