·adj Of or pertaining to a cone; as, conic sections.
II. Conical ·adj Having the form of, or resembling, a geometrical cone; round and tapering to a point, or gradually lessening in circumference; as, a conic or conical figure; a conical vessel.
·adj Plane or flat on one side, and conical on the other. ...
Webster's Dictionary of the English Language
not unfrequently indicate their nature: the truncated sugar-loaf form is generally assumed by volcan...
The Sailor's Word-Book