■ noun
1》 an object which tapers from a circular or roughly circular base to a point.
↘(also traffic ~ ) a plastic ~-shaped object used to separate off sections of a road.
↘a ~-shaped wafer container in which ice cream is served.
↘the peak of a volcano.
2》 the ~-shaped dry fruit of a conifer, formed of a tight array of overlapping scales on a central axis.
3》 Anatomy one of two types of light-sensitive cell present in the retina of the eye, responding to bright light and responsible for sharpness of vision and colour perception. Compare with rod (in sense 6).
■ verb ( ~ something off ) Brit. separate off part of a road with traffic ~s.
Derivatives
~d adjective
Origin
ME: from Fr. cône , via L. from Gk kōnos .