greenhouse

American  

[green-hous] / ˈgrinˌhaʊs /

noun

greenhouses plural

1. a building, room, or area, usually chiefly of glass, in which the temperature is maintained within a desired range, used for cultivating tender plants or growing plants out of season.

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greenhouse British  

/ ˈɡriːnˌhaʊs /

noun

1. a building with transparent walls and roof, usually of glass, for the cultivation and exhibition of plants under controlled conditions

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Etymology

Origin of greenhouse

First recorded in 1655–65; green + house

Example Sentences

Even if greenhouse gas emissions are eventually stabilized, sea level rise will not stop anytime soon.

From Science Daily • May 22, 2026

The move would save Americans $2.4 billion in regulations on the greenhouse gases that firms pass on to consumers, the EPA said.

From Barron's • May 21, 2026

The Nebraska suit says Deutsche Boerse in 2022 joined the Net Zero Financial Service Providers Alliance, a coalition of financial institutions committed to achieving global net zero greenhouse gas emissions by 2050.

From The Wall Street Journal • May 21, 2026

Should the world fail to limit the rise in global warming by cutting greenhouse gas emissions, the figures increase dramatically.

From BBC • May 20, 2026

In addition to war and crime and cruelty, we have to worry about environmental problems—about pollution, the growing hole in the ozone layer, the greenhouse effect, and global warming.

From "My Life with the Chimpanzees" by Jane Goodall

Related Words

• arboretum
• conservatory
• nursery