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Glossary · MWE Terms · R

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TermTypeDefinitionClassificationsUpdated
Rock HarlequinnounMWEglaucous herb of northeastern United States and Canada having loose racemes of yellow-tipped pink flowersverifiedMay 18, 2026
Rock HindnounMWEfound around rocky coasts or on reefsverifiedMay 18, 2026
Rock HoppernounMWEsmall penguin of the Falkland Islands and New ZealandverifiedMay 18, 2026
Rock HyraxnounMWEhyrax that lives in rocky areasverifiedMay 18, 2026
Rock KangaroonounMWEslender long-legged Australian wallabies living in caves and rocky areasverifiedMay 18, 2026
Rock LobsternounMWElarge edible marine crustacean having a spiny carapace but lacking the large pincers of true lobstersverifiedMay 18, 2026
Rock MusicnounMWEa genre of popular music originating in the 1950s, usually featuring an electric guitarverifiedMay 18, 2026
Rock OilnounMWEa dark oil consisting mainly of hydrocarbonsverifiedMay 18, 2026
Rock OperanounMWEalbums of rock music that aspired to the status of artverifiedMay 18, 2026
Rock OutcropnounMWEthe part of a rock formation that appears above the surface of the surrounding landverifiedMay 18, 2026
Rock PartridgenounMWEof mountainous areas of southern EuropeverifiedMay 18, 2026
Rock PenstemonnounMWEone of the West's most beautiful wildflowersverifiedMay 18, 2026
Rock PigeonnounMWEpale grey Eurasian pigeon having black-striped wings from which most domestic species are descendedverifiedMay 18, 2026
Rock PinknounMWEpink-flowered perennial of rocky regions of western United StatesverifiedMay 18, 2026
Rock PlantnounMWEplant that grows on or among rocks or is suitable for a rock gardenverifiedMay 18, 2026
Rock PolypodynounMWEchiefly lithophytic or epiphytic fern of North America and east AsiaverifiedMay 18, 2026
Rock PurslanenounMWEa plant of the genus CalandriniaverifiedMay 18, 2026
Rock RabbitnounMWEsmall short-eared burrowing mammal of rocky uplands of Asia and western North AmericaverifiedMay 18, 2026
Rock RattlesnakenounMWEmountain rock dweller of Mexico and most southern parts of United States southwestverifiedMay 18, 2026
Rock SalmonnounMWEany of several coarse fishes (such as dogfish or wolffish) when used as foodverifiedMay 18, 2026
Rock SaltnounMWEnaturally occurring crystalline sodium chlorideverifiedMay 18, 2026
Rock SandwortnounMWElow perennial tufted plant of southeastern North AmericaverifiedMay 18, 2026
Rock Sea BassnounMWEa kind of sea bassverifiedMay 18, 2026
Rock SnakenounMWEvery large python of tropical and southern AfricaverifiedMay 18, 2026
Rock SpikemossnounMWEtufted spikemoss forming loose spreading matsverifiedMay 18, 2026
Rock SquirrelnounMWElarge grey ground squirrel of rocky areas of the southwestern United StatesverifiedMay 18, 2026
Rock StarnounMWEa famous singer of rock musicverifiedMay 18, 2026
Rock SunfishnounMWEgame and food fish of upper Mississippi and Great LakesverifiedMay 18, 2026
Rock WallabynounMWEslender long-legged Australian wallabies living in caves and rocky areasverifiedMay 18, 2026
Rock WoolnounMWEa light fibrous material used as an insulatorverifiedMay 18, 2026
Rock WrennounMWEwren inhabiting badlands and mesa country of western United States and MexicoverifiedMay 18, 2026
Rocker ArmnounMWEa lever pivoted at the centerverifiedMay 18, 2026
Rocket BasenounMWEa military base for rocket missilesverifiedMay 18, 2026
Rocket CressnounMWEnoxious cress with yellow flowersverifiedMay 18, 2026
Rocket EnginenounMWEa jet engine containing its own propellant and driven by reaction propulsionverifiedMay 18, 2026
Rocket EngineernounMWEan engineer who builds and tests rocketsverifiedMay 18, 2026
Rocket FiringnounMWEthe launching of a rocket or missile under its own powerverifiedMay 18, 2026
Rocket FuelnounMWEan explosive charge that propels a rocketverifiedMay 18, 2026
Rocket LarkspurnounMWEcommonly cultivated larkspur of southern Europe having unbranched spikelike racemes of blue or sometimes purplish or pinkish flowersverifiedMay 18, 2026
Rocket LaunchernounMWEarmament in the form of a device capable of launching a rocketverifiedMay 18, 2026
Rocket LaunchingnounMWEthe launching of a rocket or missile under its own powerverifiedMay 18, 2026
Rocket PropellantnounMWEan explosive charge that propels a rocketverifiedMay 18, 2026
Rocket PropellentnounMWEan explosive charge that propels a rocketverifiedMay 18, 2026
Rocket PropulsionnounMWEreaction propulsion using stored oxygen for combustionverifiedMay 18, 2026
Rocket RangenounMWEa firing range for rocket missilesverifiedMay 18, 2026
Rocket SaladnounMWEerect European annual often grown as a salad crop to be harvested when young and tenderverifiedMay 18, 2026
Rocket ScientistnounMWEan engineer who builds and tests rocketsverifiedMay 18, 2026
Rocking ChairnounMWEa chair mounted on rockersverifiedMay 18, 2026
Rocking HorsenounMWEa child's plaything consisting of an imitation horse mounted on rockersverifiedMay 18, 2026
Rockrose FamilynounMWEshrubs or woody herbs of temperate regions especially MediterraneanverifiedMay 18, 2026
Rod CellnounMWEa visual receptor cell that is sensitive to dim lightverifiedMay 18, 2026
Rodeo RidernounMWEa performer who gives exhibitions of riding and roping and bulldoggingverifiedMay 18, 2026
Roe DeernounMWEsmall graceful deer of Eurasian woodlands having small forked antlersverifiedMay 18, 2026
Roentgen RaynounMWEelectromagnetic radiation of short wavelength produced when high-speed electrons strike a solid targetverifiedMay 18, 2026
Rogue DevicenounMWEAn unauthorized node on a network.verifiedMay 9, 2026
Rogue ElephantnounMWEa wild and vicious elephant separated from the herdverifiedMay 18, 2026
Rogue NationnounMWEa state that does not respect other states in its international actionsverifiedMay 18, 2026
Rogue StatenounMWEa state that does not respect other states in its international actionsverifiedMay 18, 2026
Rogue wireless accessnounMWEAn unauthorized wireless node on a network.verifiedAug 30, 2026
Rogue's GallerynounMWEa collection of pictures of criminalsverifiedMay 18, 2026
Role Based Access ControlnounMWERole based access control assigns users to roles based on their organizational functions and determines authorization based on those roles.verifiedMay 9, 2026
Role ModelnounMWEsomeone worthy of imitationverifiedMay 18, 2026
role playverbMWEact out a scenario or character to demonstrate or explore a conceptverifiedJun 3, 2026
Role PlayernounMWEa person who makes deceitful pretensesverifiedMay 18, 2026
roles and responsibilitiesnounMWEThe position and collection of tasks, duties, obligations that participants undertake to complete a project.verifiedMay 9, 2026
roll aroundverbMWEhappen regularlycandidateJun 3, 2026
Roll CallnounMWEcalling out an official list of namesverifiedMay 18, 2026
roll downverbMWEgather into a huge mass and roll down a mountain, of snowverifiedJun 3, 2026
Roll FilmnounMWEphotographic film wound on a spoolverifiedMay 18, 2026
roll inverbMWEpour or flow in a steady streamverifiedJun 3, 2026
roll in the hayverbMWEhave sexual intercourse withcandidateJun 3, 2026
Roll in the HaynounMWEslang for sexual intercourseverifiedMay 18, 2026
Roll of TobacconounMWEtobacco leaves that have been made into a cylinderverifiedMay 18, 2026
roll offverbMWErecite volubly or extravagantlyverifiedJun 3, 2026
roll outverbMWEflatten or spread with a rollerverifiedJun 3, 2026
roll oververbMWEre-invest (a previous investment) into a similar fund or securityverifiedJun 3, 2026
roll upverbMWEclose (a car window) by causing it to move up, as with a handleverifiedJun 3, 2026
Roll-On Roll-OffnounMWEa method of transport (as a ferry or train or plane) that vehicles roll onto at the beginning and roll off of at the destinationverifiedMay 18, 2026
Rolled BiscuitnounMWEbiscuit made from dough rolled and cutverifiedMay 18, 2026
Rolled Into OneadjectiveMWEmade up of several components combined into a single entitycandidateMay 18, 2026
Rolled OatsnounMWEmeal made from rolled or ground oatsverifiedMay 18, 2026
Roller BandagenounMWEbandage consisting of a strip of sterile fabric (of variable width) rolled into a cylinder to facilitate applicationverifiedMay 18, 2026
Roller BearingnounMWEbearings containing small metal ballsverifiedMay 18, 2026
Roller BitnounMWEa drill bit that has hardened rotating rollersverifiedMay 18, 2026
Roller BlindnounMWEa window shade that rolls up out of the wayverifiedMay 18, 2026
Roller CoasternounMWEelevated railway in an amusement park (usually with sharp curves and steep inclines)verifiedMay 18, 2026
roller skateverbMWEtravel on shoes with steel or rubber rollers attached to their solesverifiedJun 3, 2026
Roller SkatenounMWEa shoe with pairs of rollers fixed to the soleverifiedMay 18, 2026
Roller SkatingnounMWEskating on wheelsverifiedMay 18, 2026
Roller TowelnounMWEa towel with the ends sewn together, hung on a rollerverifiedMay 18, 2026
Rolling HitchnounMWEa hitch for fastening a line to a spar or another ropeverifiedMay 18, 2026
Rolling MillnounMWEsteel mill where metal is rolled into sheets and barsverifiedMay 18, 2026
Rolling PapernounMWEa strong tissue paper that burns evenly and is sufficiently porous to control the burning of the tobacco in a cigaretteverifiedMay 18, 2026
Rolling PinnounMWEutensil consisting of a cylinder (usually of wood) with a handle at each endverifiedMay 18, 2026
Rolling StocknounMWEcollection of wheeled vehicles owned by a railroad or motor carrierverifiedMay 18, 2026
Rolling WavenounMWEa long heavy sea wave as it advances towards the shoreverifiedMay 18, 2026
Roly-Poly PuddingnounMWEpudding made of suet pastry spread with jam or fruit and rolled up and baked or steamedverifiedMay 18, 2026
Romaine LettucenounMWElettuce with long dark-green leaves in a loosely packed elongated headverifiedMay 18, 2026
Roman a ClefnounMWEa novel in which actual persons and events are disguised as fictional charactersverifiedMay 18, 2026
Roman ArchnounMWEa round arch drawn from a single centerverifiedMay 18, 2026