An algebraist who specializes in ring theory

A ring affixed to the snout of cattle, to make them follow immediately when a chain is attached to the ring. / A ring worn on a person's nose, as jewelry.

(bullfighting) The area in which bullfighting takes place.

(telephony) The ringing pattern heard by the dialer before the called party picks up the call.

(transitive, idiomatic) To telephone; to call someone on the telephone. / (transitive) To enter (a payment) into a cash register, or till in a shop, or record a credit- or debit-card payment.

Alternative spelling of ring finger

Alternative form of ringman

(folklore) A place where fairies congregate in a ring, particularly in order to dance. / (mycology, botany) A ring of fungi marking the periphery of the perennial underground growth of the mycelium.

A ring or seal that fits around a piston, sealing between the piston and the bore in which it slides.

Alternative spelling of ringtone