apside

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noun

Synonym of apsis.

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apsisapse
OriginAncient Greek ἁψῖδες →
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Meanings

nounapside (plural apsides)

plural apsides

  1. astronomySynonym of apsis.

    The phenomena which Sirius presented about 1841, that being according to Peters (confirmed by the results above) the time of the passage of the lower apside, are sufficiently remarkable;

    1862, Monthly Notices of The Royal Astronomical Society, volume 22

    Synonyms: apsis

  2. architectureSynonym of apse.

    Synonyms: apse

Synonyms & antonyms

nounSynonym of apsis.

Similar
apsis

nounSynonym of apse.

Similar
apse
Also see
apseapsis

Origin

  1. Ancient Greekἁψῖδες“apsides”
  2. Englishapside

Back-formation from apsides, from Ancient Greek ἁψῖδες (hapsîdes, “apsides”), plural of ἁψίς (hapsís).

More words from Ancient Greek

Full word history & related roots →
Cite this entry
APA

apside. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/apside

MLA

“apside.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/apside. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “apside,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/apside.

Source: apside on Wiktionary, CC BY-SA 4.0.