noun, plural ap·si·des [ap-si-deez] /ˈæp sɪˌdiz/.
Origin of apsis
Examples from the Web for apsis
Historical Examples of apsis
In 1473, he was employed by the latter to paint, in the apsis of SS.Memoirs of the Dukes of Urbino, Volume II (of 3)
It does not span the apsis of a church; it spans rivers and valleys.
It has an altar and an apsis, but it is adapted to preaching rather than to singing.
The apsis itself is probably a re-erection with the original materials, but anterior to Duke William.The Chronicle of the Norman Conquest
Then a man got up by the apsis and stood there half hidden by the stalactite rock.The German Lieutenant and Other Stories
noun plural apsides (æpˈsaɪdiːz, ˈæpsɪˌdiːz)
Word Origin for apsis
"perigree of the moon, perihelion of a planet" (plural apsides), 1650s, from Latin apsis "arch, vault" (see apse).