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ranking |
Noun
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position on a scale in relation to others in a sport |
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river blindness |
Noun
|
infestation with slender threadlike roundworms (filaria) deposited under the skin by the bite of black fleas |
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renown |
Noun
|
the state or quality of being widely honored and acclaimed |
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repute |
Noun
|
the state of being held in high esteem and honor |
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repute |
Verb
|
look on as or consider |
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rachischisis |
Noun
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a not uncommon congenital defect in which a vertebra is malformed |
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rough sledding |
Noun
|
a difficulty that can be overcome with effort |
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race problem |
Noun
|
a social and political problem caused by conflict between races occupying the same or adjacent regions |
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reign |
Noun
|
royal authority |
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reign |
Noun
|
the period during which a monarch is sovereign |
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reign |
Noun
|
a period during which something or somebody is dominant or powerful |
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reign |
Verb
|
have sovereign power |
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reign |
Verb
|
be larger in number, quantity, power, status or importance |
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refurbishment |
Noun
|
the state of being restored to its former good condition |
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ripeness |
Noun
|
the state of being ripe |
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raw weather |
Noun
|
unpleasantly cold and damp weather |
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rough water |
Noun
|
used of the sea during inclement or stormy weather |
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racial immunity |
Noun
|
natural immunity shared by all members of a particular race |
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rateability |
Noun
|
the state of being liable to assessment or taxation |
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rancidity |
Noun
|
the state of being rancid |
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risklessness |
Noun
|
safety as a consequence of entailing no risk |
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radioprotection |
Noun
|
protection against harmful effects of radiation |
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ragweed pollen |
Noun
|
pollen of the ragweed plant is a common allergen |
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rhinorrhea |
Noun
|
persistent watery mucus discharge from the nose (as in the common cold) |
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rhinosporidiosis |
Noun
|
fungal infection of the nose |
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riskiness |
Noun
|
a state of danger involving risk |
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retinal detachment |
Noun
|
visual impairment resulting from the retina becoming separated from the choroid in the back of the eye |
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raw material |
Noun
|
material suitable for manufacture or use or finishing |
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radioisotope |
Noun
|
a radioactive isotope of an element |
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resuspension |
Noun
|
a renewed suspension of insoluble particles after they have been precipitated |
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radium |
Noun
|
an intensely radioactive metallic element that occurs in minute amounts in uranium ores |
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radon |
Noun
|
a radioactive gaseous element formed by the disintegration of radium |
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rhenium |
Noun
|
a rare heavy polyvalent metallic element that resembles manganese chemically and is used in some alloys |
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rhodium |
Noun
|
a white hard metallic element that is one of the platinum group and is found in platinum ores |
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roentgenium |
Noun
|
a radioactive transuranic element |
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rubidium |
Noun
|
a soft silvery metallic element of the alkali metal group |
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ruthenium |
Noun
|
a rare polyvalent metallic element of the platinum group |
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rutherfordium |
Noun
|
a radioactive transuranic element which has been synthesized |
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radiocarbon |
Noun
|
a radioactive isotope of carbon |
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rare earth |
Noun
|
any element of the lanthanide series (atomic numbers 57 through 71) |
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rare-earth element |
Noun
|
any element of the lanthanide series (atomic numbers 57 through 71) |
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radiochlorine |
Noun
|
a radioactive isotope of chlorine |
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rock salt |
Noun
|
naturally occurring crystalline sodium chloride |
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radiothorium |
Noun
|
radioactive isotope of thorium with mass number 228 |
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rocket propellent |
Noun
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an explosive charge that propels a rocket |
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red-lead putty |
Noun
|
a cement resembling putty |
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rubber cement |
Noun
|
an adhesive made by dissolving unvulcanized rubber in a solvent like benzene or naphtha |
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rock crystal |
Noun
|
a clear quartz used in making electronic and optical equipment |
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rhinestone |
Noun
|
an imitation diamond made from rock crystal or glass or paste |
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rag paper |
Noun
|
paper made partly or wholly from rags |