apsis

From Latin apsis, hapsis, from Ancient Greek ἁψίς (hapsís, “arch, vault”). See also apse.

• IPA^(key): /ˈæpsɪs/

• Audio (Southern England)

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apsis (plural apsides or apses)

1. (architecture) A recess or projection, with a dome or vault, at the east end of a church; an apse.
   • 2019, A Companion to Medieval Lübeck, page 96:

     Like Henry's collegiate church […] the cathedral is a cruciform basilica of the double bay system with four square bays in the central nave, western transoms, a quadrum for the choir, an apsis, and a transept with auxiliary apses.

2. (astronomy) Either of the points in the elliptical orbit of a planet, comet, or moon where it is closest or furthest from the body it orbits; examples are perihelion, aphelion, perigee, and apogee

• AISPs, IASPs, aspis

Internationalism (see English apsis).

• IPA^(key): /ˈɑpsis/, [ˈɑ̝ps̠is̠]
• Rhymes: -ɑpsis
• Syllabification^(key): ap‧sis

apsis (rare)

1. An apse (architectural element).

• kuori

• “apsis”, in Kielitoimiston sanakirja [Dictionary of Contemporary Finnish]‎ (in Finnish) (online dictionary, continuously updated), Kotimaisten kielten keskuksen verkkojulkaisuja 35, Helsinki: Kotimaisten kielten tutkimuskeskus (Institute for the Languages of Finland), 2004–, retrieved 2023-07-02

• passi, pissa

apsis f (genitive apsīdis); third declension

1. arch, vault

Third-declension noun.