Definition of promontory in English:


Line breaks: prom¦on|tory
Pronunciation: /ˈprɒm(ə)nt(ə)ri

noun (plural promontories)

  • 1A point of high land that juts out into the sea or a large lake; a headland: a rocky promontory
    More example sentences
    • Both ponds were divided from the lake by a low promontory of land that encircled them.
    • If you want to be independent, go to any promontory, headland or peninsula that has deep water close inshore and allows you to stand on a cliff a good height above water level.
    • The Inn is built high on a rocky promontory that looks over Chesterman Beach, and the sheer acreage of windows in this cedar-and-glass structure makes it ideal for its winter attraction - storm-watching.
    headland, point, cape, head, foreland, horn, spit, hook, bill, ness, naze, peninsula; bluff, cliff, precipice, prominence, projection, overhang, height, ridge, spur; Scottish mull
  • 2 Anatomy A protuberance on an organ or other bodily structure.
    More example sentences
    • Facial nerve paralysis is caused by compression of the nerve against the sacral promontory or by trauma resulting from the use of forceps during delivery.
    • These motions push the posterior shoulder over the sacral promontory, allowing it to fall into the hollow of the sacrum, and rotate the symphysis over the impacted shoulder.
    • Less commonly, shoulder dystocia results from impaction of the posterior shoulder on the sacral promontory.


mid 16th century: from Latin promontorium, variant (influenced by mons, mont- 'mountain') of promunturium.

More definitions of promontory

Definition of promontory in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day kerf
Pronunciation: kərf
a slit made by cutting with a saw