Glossary · Nouns · R
L1 — paginated flat list. Pick a POS, pick a letter.
TermTypeDefinitionClassificationsUpdated
Rex BegonianounMWEany of numerous usually rhizomatous hybrid begonias derived from an East Indian plant having rough-textured leaves patterned in silver and bronze and purple and red-brown with inconspicuous flowersverified
Rheanounsmaller of two tall fast-running flightless birds similar to ostriches but three-toedverified
Rheniumnouna rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloysverified
Rhetoricnounstudy of the technique and rules for using language effectively (especially in public speaking)verified
Rhetorical DevicenounMWEa use of language that creates a literary effect (but often without regard for literal significance)verified
Rhetorical QuestionnounMWEa statement that is formulated as a question but that is not supposed to be answeredverified
Rheumatic FevernounMWEa severe disease chiefly of children and characterized by painful inflammation of the joints and frequently damage to the heart valvesverified
Rheumatismnouna chronic autoimmune disease with inflammation of the joints and marked deformitiesverified
Rheumatism WeednounMWECanadian dogbane yielding a tough fiber used as cordage by Native Americansverified
Rheumatoid ArthritisnounMWEa chronic autoimmune disease with inflammation of the joints and marked deformitiesverified
Rheumatoid FactornounMWEautoantibody that is usually present in the serum of people with rheumatoid arthritisverified
Rheumatoid SpondylitisnounMWEa chronic form of spondylitis primarily in males and marked by impaired mobility of the spineverified
Rheumatologynounthe branch of medicine dealing with the study and treatment of pathologies of the muscles or tendons or jointsverified
Rhinencephalonnouna center in the cerebral hemispheres that governs the sense of smell in lower animalsverified
Rhinitisnounan inflammation of the mucous membrane lining the nose, usually associated with nasal dischargeverified
Rhinonounmassive powerful herbivorous odd-toed ungulate of southeast Asia and Africa having very thick skin and one or two horns on the snoutverified
Rhinocerosnounmassive powerful herbivorous odd-toed ungulate of southeast Asia and Africa having very thick skin and one or two horns on the snoutverified
Rhinoceros BeetlenounMWEany of various large chiefly tropical beetles having horns on the headverified
Rhinophymanounenlargement of the nose with dilation of follicles and redness and prominent vascularity of the skinverified
Rhinoscopynounexamination of the nasal passages (either through the anterior nares or with a rhinoscope through the nasopharynx)verified
Rhinotomynounsurgical procedure in which an incision is made in the nose to drain accumulated pusverified
Rhinovirusnounany of a group of picornaviruses that are responsible for many upper respiratory infectionsverified
Rhizoctinia DiseasenounMWEdisease caused by rhizoctinia or fungi of Pellicularia and Corticiumverified
Rhizoidnounany of various slender filaments that function as roots in mosses and ferns and fungi etcverified
Rhizomatous BegonianounMWEany of numerous begonias having prominent shaggy creeping stems or rhizomesverified
Rhizomenouna horizontal plant stem with shoots above and roots below serving as a reproductive structureverified
Rhizomorphnouna dense mass of hyphae forming a root-like structure characteristic of many fungiverified
Rhodiumnouna white hard metallic element that is one of the platinum group and is found in platinum oresverified
Rhododendronnounany shrub of the genus Rhododendron: evergreen shrubs or small shrubby trees having leathery leaves and showy clusters of campanulate (bell-shaped) flowersverified
Rhombohedronnouna parallelepiped bounded by six similar faces (either rhombuses or parallelograms)verified
Rhomboid Minor MusclenounMWErhomboid muscle that draws the scapula toward the vertebral column and slightly upwardverified
Rhomboid MusclenounMWEany of several muscles of the upper back that help move the shoulder bladeverified
Rhonchusnouna sound like whistling or snoring that is heard with a stethoscope during expiration as air passes through obstructed channelsverified
Rhubarb PlantnounMWEplants having long green or reddish acidic leafstalks growing in basal clumpsverified
Rhyming SlangnounMWEslang that replaces words with rhyming words or expressions and then typically omits the rhyming componentverified
Rhythmnounnatural family planning in which ovulation is assumed to occur 14 days before the onset of a period (the fertile period would be assumed to extend from day 10 through day 18 of her cycle)verified
Rhythm and BluesnounMWEa combination of blues and jazz that was developed in the United States by Black musiciansverified
Rhythm and Blues MusiciannounMWEa performer (and sometimes composer) of rhythm and blues musicverified
Rhythm MethodnounMWEnatural family planning in which ovulation is assumed to occur 14 days before the onset of a period (the fertile period would be assumed to extend from day 10 through day 18 of her cycle)verified
Rhythm Method of Birth ControlnounMWEnatural family planning in which ovulation is assumed to occur 14 days before the onset of a period (the fertile period would be assumed to extend from day 10 through day 18 of her cycle)verified
Rhythmicitynounthe rhythmic property imparted by the accents and relative durations of notes in a piece of musicverified