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ENGLISH · A WORD WITH POSSIBILITIES

penthouse.

A structure or annexe (especially one with a sloping roof) extending from the side of a building, sometimes as protection from the weather.

9 characters2 syllables approx.English language

Meaning & usage

noun/ˈpɛnt(h)aʊs/
  1. A structure or annexe (especially one with a sloping roof) extending from the side of a building, sometimes as protection from the weather.

    historical
  2. Something forming a shelter or canopy over something; an awning, shelter, etc.

    archaic · broadly
  3. Any of the sloping roofs at the side of a real tennis court.

  4. An apartment or suite found on an upper floor, or floors, of a tall building, especially one that is expensive or luxurious with panoramic views.

Where this word comes from

From Anglo-Norman pentiz (“pentice”), from apendiz (“appentice”), ultimately from a suffixed form of Latin appendō (“to append”). Altered by folk etymology to appear to be a compound of house. Doublet of appentice and pentice.

verb/ˈpɛnt(h)aʊs/
  1. To provide with a penthouse, shelter by means of a shed sloping from a wall, or anything similar.

    transitive
Where this word comes from

From Anglo-Norman pentiz (“pentice”), from apendiz (“appentice”), ultimately from a suffixed form of Latin appendō (“to append”). Altered by folk etymology to appear to be a compound of house. Doublet of appentice and pentice.

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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.

Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.