† ˈapsid Obs.
Also 7 abside.
[a. It. abs{iacu}de; or Fr. abside in Arch., apside in Astron., differentiated adaptations of L. absīd-em or apsīd-em, nom. absis or apsis, also absīda.]
= apse, apsis.
| 1670 R. Lassels Voy. Italy II. 103 The picture of our Saviour in the very Tribuno, or Abside [of St. John Lateran]. 1743 Phil. Trans. XLII. 346 A Body approaches from the higher Apsid toward the Centre. |