D defs.my
Entry 4 senses Webster, 1913

Hothouse

/hät'-housˌ/ · Hot·house · IPA /hˈɑthˌaʊs/
01 n. A house kept warm to shelter tender plants and shrubs from the cold air; a place in which the plants of warmer climates may be reared, and …
  1. 1.
    A house kept warm to shelter tender plants and shrubs from the cold air; a place in which the plants of warmer climates may be reared, and fruits ripened.
  2. 2.
    A bagnio, or bathing house.[Obs.]
  3. 3.
    A brothel; a bagnio.[Obs.]
  4. 4.
    A heated room for drying green ware.(Pottery)