Noun
The word is derived from ellipsis
of Ellipsis
Source: Webster's dictionaryBeauty cannot be defined by abscissas and ordinates; neither are circles and ellipses created by their geometrical formulas. Carl von Clausewitz
Planets move in ellipses with the Sun at one focus. Johannes Kepler
Of all the punctuation marks; he told me ellipses were his favorites. Patrick Modiano
I caution against beginning or ending a quotation with ellipses. Bill Walsh
All meridians are halves of great ellipses (often improperly called great circles ), which converge at the north and south poles. Source: Internet
Annual aberration Stars at the ecliptic poles appear to move in circles, stars exactly in the ecliptic plane move in lines, and stars at intermediate angles move in ellipses. Source: Internet