hothouse Meaning, Definition & Usage

  1. noun a greenhouse in which plants are arranged in a pleasing manner
    conservatory; indoor garden.

WordNet

Hot"house` noun
Definitions
  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. A bagnio, or bathing house. Obs. Shak.
  3. A brothel; a bagnio. Obs. B. Jonson.
  4. (Pottery) A heated room for drying green ware.

Webster 1913