a toroidal shape
"a ring of ships in the harbor"
"a halo of smoke"
(chemistry) a chain of atoms in a molecule that forms a closed loop
"The organic chemist explained how adding a methyl group to the benzene ring would significantly alter the compound's reactivity."
the sound of a bell ringing
"the distinctive ring of the church bell"
"the ringing of the telephone"
"the tintinnabulation that so voluminously swells from the ringing and the dinging of the bells"
a platform usually marked off by ropes in which contestants box or wrestle
"The crowd cheered loudly as the fighter climbed onto the ring to face his opponent."
A solid object in the shape of a circle.
"In set theory, the collection of all intervals on the real line forms a ring because it remains closed under taking finite unions and set differences."
A circumscribing object, (roughly) circular and hollow, looking like an annual ring, earring, finger ring etc.
The resonant sound of a bell, or a sound resembling it.
An algebraic structure which consists of a set with two binary operations: an additive operation and a multiplicative operation, such that the set is an abelian group under the additive operation, a monoid under the multiplicative operation, and such that the multiplicative operation is distributive with respect to the additive operation.
A family of sets that is closed under finite unions and differences.
In plain English: A ring is a piece of jewelry worn around your finger or toe, usually made of metal and sometimes with a gemstone.
"The phone rang loudly, but I didn't answer it immediately."
Usage: Use this word to describe any small, round band worn on fingers or ears, as well as similar solid objects shaped like circles. Avoid confusing it with the verb form when referring specifically to these physical items in a sentence structure that requires a noun object.
To enclose or surround.
"The church bells began to ring loudly as the sun rose over the valley."
Of a bell, etc., to produce a resonant sound.
In plain English: To ring means to make a clear, loud sound by hitting something that is hollow or made of metal.
"The phone rang three times before I answered."
A surname, from occupations for a maker of rings as jewelry or as in harness.
"The local blacksmith was known to everyone by his family name, Ring."
The word ring comes from Old English hring, which originally meant a circle or loop. It traveled into English through Middle English ryng and is ultimately derived from a Proto-Indo-European root meaning "to turn" or "bend."