[ hot-hous ]
/ ˈhɒtˌhaʊs /

noun, plural hot·hous·es [hot-hou-ziz] /ˈhɒtˌhaʊ zɪz/.

an artificially heated greenhouse for the cultivation of tender plants.


of, relating to, or noting a plant grown in a hothouse, or so fragile as to be capable of being grown only in a hothouse.
overprotected, artificial, or unnaturally delicate.

Origin of hothouse

First recorded in 1505–15; hot + house Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hothouse

British Dictionary definitions for hothouse


/ (ˈhɒtˌhaʊs) /


  1. a greenhouse in which the temperature is maintained at a fixed level above that of the surroundings
  2. (as modifier)a hothouse plant
  1. an environment that encourages rapid development
  2. (as modifier)a hot-house atmosphere
an environment where there is great pressureshowjumping is a tough, hothouse world
(modifier) informal, often censorious sensitive or delicatea hothouse temperament
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012