ring

1. (transitive) To enclose or surround.Examples: "The inner city was ringed with dingy industrial areas."; "Today, when stepping off the train, you're presented with a bright and airy concourse that's ringed with a variety of facilities."transitive

2. (transitive, figuratively) To make an incision around; to girdle; to cut away a circular tract of bark from a tree in order to kill it.Examples: "They ringed the trees to make the clearing easier next year."; "The ironbark trees are "rung" at a certain height top and bottom, and the bark detached in one sheet; it is then wetted, and laid out flat on the ground, huge stones being placed to keep it from rolling up again."figurativelytransitive

3. (transitive) To attach a ring to, especially for identification.Examples: "We managed to ring 22 birds this morning."; "Ringing a pig of ordinary size is easy, but special arrangements must be made for handling the big ones."transitive

4. (transitive) To surround or fit with a ring, or as if with a ring.Examples: "to ring a pig’s snout"; "Ring these fingers with thy household worms."transitive

5. (falconry) To rise in the air spirally.Examples: "[…] how he rung upon the rein of a wimpling wing / In his ecstacy!"

6. (transitive) To steal and change the identity of (cars) in order to resell them.Examples: "A. Woodley, Trio: 3 short stories Gabe said that as Derry had only caught part of the conversation, it's possible that they were discussing a film, it was bad enough that they'd unwittingly been brought into ringing cars, adding drugs into it was far more than either of them could ever be comfortable with."; "They used two bases in Digbeth to break down luxury motors, some of which were carjacked or stolen after keys were taken in house raids. The parts were then fitted to salvaged cars bought online. […] Jailing the quartet, a judge at Birmingham Crown Court said it was a "car ringing on a commercial and substantial scale"."transitive

1. (figuratively) A pleasant or correct sound.Examples: "The name has a nice ring to it."figuratively

2. (figuratively) A sound or appearance that is characteristic of something.Examples: "Her statements in court had a ring of falsehood."figuratively

3. (colloquial) A telephone call.Examples: "I’ll give you a ring when the plane lands."colloquial

1. (intransitive) Of a bell, etc., to produce a resonant sound.Examples: "The bells were ringing in the town."intransitive

2. (transitive) To make (a bell, etc.) produce a resonant sound.Examples: "The deliveryman rang the doorbell to drop off a parcel."; "The shard-borne beetle, with his drowsy hums, / Hath rung night's yawning peal."transitive

3. (transitive) To produce (a sound) by ringing.Examples: "They rang a Christmas carol on their handbells."transitive

4. (intransitive, figuratively) To produce the sound of a bell or a similar sound.Examples: "Whose mobile phone is ringing?"figurativelyintransitive

5. (intransitive, figuratively) Of something spoken or written, to appear to be, to seem, to sound.Examples: "That does not ring true."figurativelyintransitive

6. (transitive, colloquial, British, Australia, New Zealand) To telephone (someone).Examples: "I will ring you when we arrive."AustraliaBritishNew-Zealandcolloquialtransitive

1. (algebra) 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.Examples: "The set of integers, #92;mathbb#123;Z#125;, is the prototypical ring."

2. (algebra) An algebraic structure as above, but only required to be a semigroup under the multiplicative operation, that is, there need not be a multiplicative identity element.Examples: "The definition of ring without unity allows, for instance, the set 2#92;mathbb#123;Z#125; of even integers to be a ring."Synonyms: rng

1. (mathematical analysis, measure theory) A family of sets that is closed under finite unions and set-theoretic differences.

2. (mathematics, order theory) A family of sets closed under finite union and finite intersection.