D defs.my
Entry 1 sense Webster, 1913

Greenhouse

/grēn'-housˌ/ · Green·house · IPA /ˈɡɹːnˌ(h)aʊs/
01 n. A house in which tender plants are cultivated and sheltered from the weather.
  1. 1.
    A house in which tender plants are cultivated and sheltered from the weather.