Religious Society of Friends
— Navneord
– Engelsk
～ a Christian sect founded by George Fox about 1660; commonly called Quakers
Royal Society of London for Improving Natural Knowledge
— Navneord
– Engelsk
～ an honorary English society (formalized in 1660 and given a royal charter by Charles II in 1662) through which the British government has supported science
Royal Society
— Navneord
– Engelsk
～ an honorary English society (formalized in 1660 and given a royal charter by Charles II in 1662) through which the British government has supported science
regur soil
— Navneord
– Engelsk
～ a rich black loam of India
residual soil
— Navneord
– Engelsk
～ the soil that is remaining after the soluble elements have been dissolved
Rhizoctinia solani
— Navneord
– Engelsk
～ fungus causing a disease in potatoes characterized by black scurfy spots on the tubers
regular convex solid
— Navneord
– Engelsk
～ any one of five solids whose faces are congruent regular polygons and whose polyhedral angles are all congruent
Ringer solution
— Navneord
– Engelsk
～ an aqueous solution containing the chlorides of sodium and potassium and calcium that is isotonic to animal tissues; used to correct dehydration and (in physiological experiments) as a medium for in vitro preparations
Ringer's solution
— Navneord
– Engelsk
～ an aqueous solution containing the chlorides of sodium and potassium and calcium that is isotonic to animal tissues; used to correct dehydration and (in physiological experiments) as a medium for in vitro preparations
religious song
— Navneord
– Engelsk
～ religious music for singing
red sorrel
— Navneord
– Engelsk
～ East Indian sparsely prickly annual herb or perennial subshrub widely cultivated for its fleshy calyxes used in tarts and jelly and for its bast fiber
radio source
— Navneord
– Engelsk
～ an object that radiates radio waves
Republic of South Africa
— Navneord
– Engelsk
～ a republic at the southernmost part of Africa; achieved independence from the United Kingdom in 1910; first European settlers were Dutch (known as Boers)
Robert Southey
— Navneord
– Engelsk
～ English poet and friend of Wordsworth and Coleridge (1774-1843)
russian-speaking
— Tillægsord
– Engelsk
～ able to communicate in Russian
Rubus spectabilis
— Navneord
– Engelsk
～ large erect red-flowered raspberry of western North America having large pinkish-orange berries
radio-frequency spectrum
— Navneord
– Engelsk
～ the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television
radio spectrum
— Navneord
– Engelsk
～ the entire spectrum of electromagnetic frequencies used for communications; includes frequencies used for radio and radar and television
red spider mite
— Navneord
– Engelsk
～ small web-spinning mite; a serious orchard pest