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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Other Word Forms

Noun Inflected Forms

• greenhouses
  plural

Etymology

Origin of greenhouse

First recorded in 1655–65; green + house

Example Sentences

Greenhouse gas emissions are the main driver of climate change, which has made heatwaves more frequent and intense.

From Barron's • Jun. 26, 2026

Greenhouse provides interview kits that include scorecards where employers can identify specific attributes they want to evaluate candidates on.

From The Wall Street Journal • Jun. 16, 2026

Greenhouse gases trap heat in the atmosphere, raising temperatures.

From BBC • Feb. 13, 2026

The program initially had about $13 million at its disposal: $10 million worth of general funds and an additional $3 million from the state’s Greenhouse Gas Reduction Fund, according to CARB.

From Los Angeles Times • Feb. 6, 2026

She knew that she was most likely to find Clary somewhere around Greenhouse 1, where the office was, so that was where she headed first.

From "The City of Ember" by Jeanne DuPrau

Related Words

• arboretum
• conservatory
• nursery