ELLIPSE

Pronunciation (US): (GB):

Meaning:

A closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it

Example:

the sums of the distances from the foci to any point on an ellipse is constant

Synonyms:

ellipse; oval

Classified under:

Nouns denoting two and three dimensional shapes

Hypernyms ("ellipse" is a kind of...):

conic; conic section ((geometry) a curve generated by the intersection of a plane and a circular cone)

Hyponyms (each of the following is a kind of "ellipse"):

circle (ellipse in which the two axes are of equal length; a plane curve generated by one point moving at a constant distance from a fixed point)

Derivation:

elliptic; elliptical (rounded like an egg)