Senses relating to something with a round shape, or which goes around. • A document (usually containing a complaint or petition) originally with the signatures arranged in a circle, and later often alphabetically, to disguise the order of signing and to indicate that the signatories are collectively responsible for it. • A letter which is reproduced and sent to several people; specifically, one containing personal news sent at a particular time of year, often Christmas; a circular letter. • A letter or piece of writing which is circulated among members of a group, to which each person makes a contribution before sending it to another person; also, a packet of letters circulated regularly in a fixed order among a group (often family members), whereby each person replaces their previous contribution with a new letter, and then sends the packet to the next recipient. • A form of trading involving a packet of items which is circulated among members of a group, whereby each person take the items they want and replaces them with items of similar value, and then sends the packet to the next recipient. • A long, often tedious, list or piece of writing; a laundry list, a litany. • A method of making use of several similar subsystems, assigning tasks to each of them in turn (for example, sending data to a destination down several communication links in turn to achieve greater combined speed). • A form of bet on the full set of possible combinations from a group of events, racehorses, teams, etc., such as the outcomes A and B, B and C, and A and C from a group consisting of A, B, and C. • The MIDI technique of using different sampled versions of the same sound for successive notes, to avoid an unnaturally repetitive effect. • A method of dividing loot among a party of players by having the game assign loot, or an enemy corpse to loot, to each player in turn. • A small pancake. • A group activity in which the members take turns to perform an action. • The part of a tournament in which every player or team competes against each of the others in turn. • The consecrated host used in the Eucharist. • A small ruff worn around the neck. • A rim attached to the end of an axle of a horse carriage to prevent dirt from obstructing the axle's rotation; also, a loop from which a component of a horse carriage (such as a pole or spring) is suspended. • Senses relating to people, animals, or plants. • Any of various marine fish of the genus Decapterus often called scads which have a body with an almost round cross section, especially the round scad (Decapterus punctatus); also, any of various other fish regarded as having a somewhat round shape. • The fishing frog or sea devil (Lophius piscatorius), a species of monkfish. • Any of various hedgerow plants with pink flowers, especially a red campion (Silene dioica). • A chiefly derogatory nickname for a man. • A freshwater sunfish native to eastern North America, either the pumpkinseed (Lepomis gibbosus) or the redbreast sunfish (Lepomis auritus).