(1):
(n.) The solid formed by a circle revolving around a line which is the plane of the circle but does not cut it.
(2):
(n.) A ring; a ringlike part or space.
(3):
(n.) A space contained between the circumferences of two circles, one within the other.
(4):
(n.) Ring-shaped structures or markings, found in, or upon, various animals.
A timeless resource no serious scholar should be without. With more than 75,000 entries, if it is a word used in the Bible, you are sure to find it defined here.Wikipedia
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