Share this entry

apsidal Line breaks: ap|sidal
Pronunciation: /ˈapsɪd(ə)l/

Definition of apsidal in English:


1 Architecture In the form of or resembling an apse.
Example sentences
  • It is in the typical English perpendicular style, being square-ended, not the semi-circular apsidal ends as favoured on the continent.
  • The apsidal hall has a small tower over its end to give the appearance of height.
  • He also rounded the projecting east wing, giving it an apsidal configuration.
2 Astronomy Relating to an apsis.
Example sentences
  • The angle through which the radius vector rotates in going between two consecutive apsides is called the apsidal angle.
  • Apsidal motion is one of the classical diagnostics of stellar structure.
  • Thus, if at an apse the direction of velocity is reversed, it will trace a symmetrical orbit on the other side of the apsidal distance.


Mid 19th century: from Latin apsis (see apsis) + -al.

Words that rhyme with apsidal


Definition of apsidal in:

Share this entry


What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources