As a noun ellipse
As an adjective semielliptical is
(architecture) having the form of half an ellipse (divided along the major axis).
Other Comparisons: What's the difference?
(geometry) A closed curve, the locus of a point such that the sum of the distances from that point to two other fixed points (called the foci of the ellipse) is constant; equivalently, the conic section that is the intersection of a cone with a plane that does not intersect the base of the cone.
* oval (in non-technical use )
(grammar) To remove from a phrase a word which is grammatically needed, but which is clearly understood without having to be stated.
- In B's response to A's question:- (A: Would you like to go out?, B: I'd love to), the words that are ellipsed are go out.
* conic section
(architecture) Having the form of half an ellipse (divided along the major axis)
* semi-elliptic (in maths)