English

A small greenhouse typical of those found in private gardens

The interior of a large commercial greenhouse

Noun

greenhouse ‎(plural greenhouses)

1. A building used to grow plants, particularly those which employ large glass windows or plastic sheeting to trap heat from sunlight even in intemperate seasons or climates.
2. (Britain military slang, dated) The glass of a plane's cockpit.
   • 1941 March 24, Life, p. 85:

     In the slang of the Royal Air Force man, the cockpit of his plane is the ‘pulpit’ or ‘office’, the glass covering over it the ‘greenhouse’.

Synonyms

• (building used to grow plants out of season): glasshouse (UK commercial operations)

Derived terms

• greenhouse bug
• greenhouse effect
• greenhouse gas

Translations

Verb

greenhouse ‎(third-person singular simple present greenhouses, present participle greenhousing, simple past and past participle greenhoused)

1. (transitive) To place (plants) in a greenhouse.

See also

• cloche
• hothouse
• orangery
• polytunnel

Norman

Etymology

Borrowing from English greenhouse.

Noun

greenhouse f ‎(plural greenhouses)

1. (Guernsey) greenhouse

Synonyms

• spàn