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Definition of glasshouse

glasshouse

/ˈɡlæsˌhaʊs/
glass · house

Plural:glasshouses
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glasshouse Lexical Profile

glasshouse Game Scores & Validity

• noun

1

British A building constructed chiefly of glass, used for cultivating and protecting tender or out-of-season plants; a greenhouse.

Example

"The botanical garden features a Victorian glasshouse filled with rare tropical orchids and ferns."


2

A factory or workshop where glass is manufactured.

Example

"Archaeologists uncovered the remains of a seventeenth-century glasshouse near the riverbank."


3

British A military prison or detention center (informal).

Example

"He was sentenced to twenty-eight days in the glasshouse for being absent without leave."

Synonyms
View all synonyms for glasshouse

• Rhymes for glasshouse

Word Origin & Etymology

Formed in the 16th century as a compound of "glass" and "house," originally referring to a glassworks factory and later to a greenhouse. The British military slang sense meaning "prison" emerged in the early 20th century from the glazed roof of the military detention barracks at Aldershot.

Cite this Entry


Wordmom. (2026). Definition of Glasshouse. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/glasshouse
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