ogee

Etymology

From Middle English *ogeve, egeve, egeove, from Old French œgive, ogive, augive, from Late Latin augiva, of uncertain origin; compare Late Latin ogis (“a support, prop”), Latin augeō (“to increase, strengthen”), Spanish auge (“highest point of power or fortune, apogee”). Doublet of ogive.

noun

1. (architecture) A double curve in the shape of an elongated S; an object of that shape.
   At the centre of this façade of one story is a porch of two stories with a tall attic and a gable of ogee outline flanked by finials. 1905, Charles Herbert Moore, “Chapter 13”, in Character of Renaissance Architecture
   There is no pronounced ogee arch anywhere, though there is a suspicion of one where the open trefoils of the gables rest upon the containing arches. The tracery too of all the circles is geometrical, i.e., composed of simple curves; there is no flowing or ogee tracery with compound curves. 1910, Francis Bond, “Chapter 3”, in Wood Carvings in English Churches
   In front of the leading splasher the frame was given what is called an ogee bend outwards, …. 1959 June, A. G. Dunbar, “The "Cardeans" of the Caledonian”, in Trains Illustrated, page 309
2. (architecture) A pointed arch made from two ogees.
3. (mathematics) An inflection point.
4. (aesthetic facial surgery) The malar or cheekbone prominence transitioning into the mid-cheek hollow.
5. (distillation) The bubble-shaped chamber of a pot still that connects the swan neck to the pot and allows distillate to expand, condense, and fall back into the pot.