Any of the predatory sea snails of the family Conidae, all the species of which are sometimes treated as is being in genus Conus or subfamily Coninae.

plural of cone snail

(transitive) To close (part of a road) by putting traffic cones around.

(physics) A surface in materials such as graphene that exhibits unusual electron transport

(geometry) A cone with a spherical base.

a cone with a circular base

(aviation) A zone of indeterminism over a navigation beacon (such as a VOR), where the direction-finding ability of the receiver outputs a random direction as flying over the beacon results in no direction to the beacon, giving a spinning direction indicator display. Also refers to flying over a magnetic pole, and its effects on a magnetic compass.

An extension of a developing or regenerating neurite that is seeking its synaptic target

plural of cone wheat

A variety of wheat with a conical spike.