conic vs ellipse

conic and ellipse both are nouns.

Word	Noun	Adjective	Verb	Adverb
conic	Yes	Yes	No	No
ellipse	Yes	No	No	No

As nouns, ellipse is a hyponym of conic; that is, ellipse is a word with a more specific, narrower meaning than conic:

conic: (geometry) a curve generated by the intersection of a plane and a circular cone
ellipse: a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it

Other hyponyms of conic include oval, parabola, hyperbola.

conic (noun)	ellipse (noun)
(geometry) a curve generated by the intersection of a plane and a circular cone	a closed plane curve resulting from the intersection of a circular cone and a plane cutting completely through it

conic (adjective)	ellipse (adjective)
relating to or resembling a cone