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ENGLISH · A WORD WITH POSSIBILITIES

greenhouse.

A building used to grow plants, particularly one with large glass windows or plastic sheeting to trap heat from sunlight even in intemperate seasons or climates.

10 characters2 syllables approx.English language

Meaning & usage

noun/ˈɡɹiːnhaʊs/Received-Pronunciation/ˈɡɹːnˌ(h)aʊs/General-American
  1. A building used to grow plants, particularly one with large glass windows or plastic sheeting to trap heat from sunlight even in intemperate seasons or climates.

  2. The glass of a plane's cockpit.

    UK · dated · slang
  3. A public toilet.

    Ireland · slang
  4. A structure that shields the operating table to protect against bacteria.

  5. A hot state in global climate.

Where this word comes from

From green + house ("house for growing greens"), in reference to the produce grown within.

verb/ˈɡɹiːnhaʊs/Received-Pronunciation/ˈɡɹːnˌ(h)aʊs/General-American
  1. To place (plants) in a greenhouse.

    transitive
  2. To nurture in order to promote growth.

    figuratively · transitive
Where this word comes from

From green + house ("house for growing greens"), in reference to the produce grown within.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.