Round means a circular shape.
Defining one word in terms of another that is itself defined in terms of the first word.
(Biology) Circular in cross section; cylindrical, sometimes with tapering ends:
Find another word for cylindrical. In this page you can discover 24 synonyms, antonyms, idiomatic expressions, and related words for cylindrical, like: tubular, round, cylindric, concave, circular, , columnar, coordinates, terete, columnal and null.