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From Medieval Latin prōmontorium, from prō- + *mineō (to project or jut), from Proto-Indo-European *men- (to stand out).


  • (UK) IPA(key): /ˈpɹɒm.ən.tɹi/
  • (US) IPA(key): /ˈpɹɑməntɔɹi/
  • (file)


promontory (plural promontories)

  1. A high point of land extending into a body of water, headland; cliff.
    Synonyms: cliff, headland, hoe
    • 1970, Ken Fitzgerald, The Space Age Photographic Atlas[1], Crown Publishers, page 196:
      South of Hang-chou Wan (Bay) below Shanghai, the China coastline changes from a smooth, flat topography to one of irregular, rocky promontories and numerous islands. Foochow, the Fugiu of Marco Polo, dates from the seventh century. Offshore the Ma-tsu Lieh-tao (Matsu and Pei-kan, or Changshu Islands) are heavily fortified Nationalist strongholds.
  2. (anatomy) A projecting part of the body.
    1. A projection on the sacrum.
    2. A rounded elevation in the tympanum of the ear.

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