Rabbi
Rabbi, A Jewish Title (hebr. My Teacher Or Master; Scbavicaxe, John I., 38) Or Rob (master) Or Rabbenu (our Mas Ter; Hebrew) Or Rabban (our Master: Aramaic) Are Titles Applied To Jewish Scholars Or Doctors Of The Law, But Not Used By Them In Speaking Of Themselves. They Spoke Of ...
Rabbit
Rabbit, A Well Known Rodent, Formerly Called Cony. The Rabbit, Oryctolagus Cuniculus, Is A Member Of The Family Leporidae (see Rodentia). From The Hare (q.v.) The Rabbit Is Distinguished By Its Smaller Size, Shorter Ears And Feet, Absence Of Black On The Ears And Grey Colour ; By The Facts ...
Rabelais
Rabelais, Francois (c. 1495-1553), French Author, Was Born At Chinon On The Vienne In The Province Of Touraine. The Date Of His' Birth Is Uncertain : It Has Been Put By Tradition, And By Authorities Long Subsequent To His Death, As 1483, 1490 And 1495. Most 17th-century Authorities Give The ...
Racconigi
Racconigi, A Town Of Piedmont, Italy, In The Province Of Cuneo, 24 M. S. Of Turin, And 31 M. N. Of Cuneo By Rail, 837 Ft. Above Sea-level. Pop. (1931) 8,643 (town And The Commune). It Has A Royal Château (1570), Which Since 190o Has Been The Sum Mer Residence ...
Races Of Mankind
Races Of Mankind. The Study Of The Varieties Of The Human Race Has Occupied The Attention Of Thinkers From Early Times. Two Entirely Different Forms Of Classification Have Been Employed, One Based On The Study Of The Skull, The Second, And More Generally Used Method, On Superficial Characters, Such As ...
Rachel 1821 1858
Rachel (1821-1858), French Actress, Whose Real Name Was Elizabeth Felix, The Daughter Of Poor Jew Pedlars, Was Born On Feb. 28, 1821, At Mumpf, In The Canton Of Aargau, Switzerland. At Reims She And Her Elder Sister, Sophia, Afterwards Known As Sarah, Joined A Troupe Of Italian Children Who Made ...
Rackets Or Racquets
Rackets Or Racquets, A Game Played In An Enclosed Court With A Ball And An Implement With Which The Ball Is Struck Called A Racket. This Is About 21ft. Long And The Head Is Tightly Strung With Cat-gut. No Standard Dimensions Are Laid Down. In The Earliest Days Of The ...
Radical
Radical, In English Politics A Supporter Of The More Extreme Section Of The Whig Or The Liberal Party; In American Politics, Anyone Who Desires To Make Radical (lat. Radix, Root) Changes In The Social Order—hence Usually A Socialist Or Com Munist. The First Use Of The Word In A Political ...
Radio
Radio Is The Combining Form Denoting Relation To Or Con Nection With A Ray, A Radius, Or Radiation. In Anatomy The Term Refers To The Radius Or Outer Of The Two Bones Of The Forearm As Radio-carpal. In Physics And Chemistry It Is Used In Connection With Various Forms Of ...
Radio Corporation Of America
Radio Corporation Of America, An American Corporation Incorporated In Delaware On Oct. 17, 1919. The Radio Corporation Of America, And Its Subsidiaries Are En Gaged In The Manufacture And Sale Of Apparatus For Radio Purposes And For Recording And Reproducing Sound, The Operation Of Inter National, Marine And Domestic Radio ...
Radioactivity
Radioactivity. The Subject Of Radioactivity Deals With Phenomena Exhibited By A Special Class Of Bodies Of High Atomic Weight Of Which Uranium, Thorium, Radium And Actinium Are The Best Known Examples. These Substances Possess The Properties Of Spontaneously Emitting Radiations Of A Special Character Which Are Able To Penetrate Through ...
Radiology
Radiology, That Branch Of Science Which Deals With Radi Ant Energy And Its Physical Laws. The Term Radiology Is However Often Used To Denote The Application Of Radiant Energy In Medicine And That Will Be Its Reference Here. Classes Of Radiations.—the Association Of Various Kinds Of Radiation With The Science ...
Radiotherapy
Radiotherapy Is The Treatment Of Disease By The Appli Cation Of Rays Of Radioactive Substances (i.e., Röntgen Rays). The Discovery Of X-rays By Röntgen In The Autumn Of 1895 Marked An Advance In The History Of Science, Which, Even Yet, Is Not Appreciated By The Average Individual. Röntgen Himself Realised ...
Radium
Radium (symbol Ra, Atomic Number 88, Atomic Weight 225-95) Is The Best Known And The Most Important Member Of The Radio-elements, Discovered By Professor And Mme. Pierre Curie And G. Bemont Of Paris In 1898. The Position Of Radium In The Periodic System Of Classification Is Unmistakably That Of The ...
Radiumtherapy
Radiumtherapy. Since 1913 The Name Curietherapy Has Been Applied, Particularly In France, As A Generic Term To Therapeutic Methods In Which Radioactive Bodies Are Employed. The Term Radiumtherapy Is Used Primarily For Curietherapy Carried Out By Means Of Radium, And (by Extension) By Radioac Tive Bodies Derived From Radium. Radiumtherapy ...
Radnorshire
Radnorshire, An Inland County Of \vales, Bounded North By Montgomery, North-east By Shropshire, East By Hereford, South And South-west By Breconshire And North-west By Cardigan. Its Area Is 301,164 Ac., And It Is Consequently The Smallest Of The Six South Wales Counties. Pop. (1931) 21,314. The County Is A Highland ...
Radomir 1847 1917 Putnik
Putnik, Radomir (1847-1917), Serbian General, Was Born On Jan. 25, 1847, At Kraguyevats. After Serving Against Turkey In 1876 And 1877, And Against Bulgaria In 1889, He Was Made Deputy-chief Of The General Staff, And Professor At The Military Academy In Belgrade. The Intrigues And Favouritism Introduced By The Kings, ...
Radon
Radon, Known Formerly As Radium Emanation Or As Niton, Is The Gaseous Element (symbol Rn) Of Atomic Number 86 And Atomic Weight 222 Produced By The Disintegration Of Radium. It Was Discovered By Dorn In 190o. Its Relation To The Elements Ura Nium And Radium And To Its Successive Products ...
Raetia
Raetia (so Always In Inscriptions, In Classical Mss. Usually Rhaetia), In Ancient Geography, A Province Of The Roman Empire, Bounded On The West By The Country Of The Helvetii, On The East By Noricum, On The North By Vindelicia And On The South By Cisalpine Gaul. It Thus Comprised The ...
Ragusa
Ragusa, The Italian Name Of The Present Town Of Dubrovnik, Yugoslavia. Ragusa Is Famous, Historically, Under This Name From Before The Loth Century, But As A Result Of Its Incorporation In The Newly-formed State Of Yugoslavia In 1918, Its Name Was Officially Changed To Dubrovnik (q.v.). The Name Ragusa Is ...
Railway Freight Terminals
Railway Freight Terminals According To The Definition Agreed Upon By The American Rail Way Engineering Association, A Railway Terminal Is, "an Assem Blage Of Facilities Provided By A Railway At A Terminus Or At Inter Mediate Points On Its Line For The Purpose Of Assembling, Assorting, Classifying And Relaying Trains." ...
Railway Passenger Terminals
Railway Passenger Terminals Most Large Passenger Stations Are Popularly Referred To As "ter Minals," Even Though, Strictly Speaking, They Actually Are Not Ter Minals, That Is, The End Or Terminus Of The Railroad. Specifically, A Passenger Station Consists Of The Group Of Tracks, Platforms, Build Ings, Etc., Which Furnish The ...
Railway Signalling
Railway Signalling Railway Signalling Has Passed Through A Long Period Of De Velopment And Is To-day An Efficient Means For Safeguarding And Expediting The Movement Of Railway Trains. This Article Traces This Development From A Crude Type Of Fixed Signal In Use In The Early Days Of Railways To The ...
Railways
Railways : In This Article, Railways Are Treated Under The Following Heads : A. History And Development. B. Engineering And General Construction. C. Economics. D. Legislation. E. The British Railway Groups. F. The United States Railroads. For The Development Of Railway Engines, Reference Should Be Made To The Article Locomotive. ...
Rain Proof Fabrics
Rain-proof Fabrics. The Production Of Rain-proof Textures May Be Divided Into Two Classes—those That Are Made Into Garments Of Various Kinds; And Those That Are Made For The Protection Of Goods. In Some Instances, The Cloth Is Either Covered With A Layer Of Some Suitable Solution, Rubber Or The Like, ...
Rainbow
Rainbow, Formerly Known As The Iris, The Coloured Rings Seen In The Heavens When The Light From The Sun Or Moon Shines On Falling Rain; On A Smaller Scale They May Be Observed When Sunshine Falls On The Spray Of A Waterfall Or Fountain. The Bows Assume The Form Of ...
Rainfall
Rainfall Is Produced When Damp Air Rises, And Cools As It Expands. The Ascent May Be Due To (a) Simple Convection Due To Surface Heating, (b) The Effect Of Upward Sloping Ground In Caus Ing The Air Motion To Follow The Slope, Or (c) The Action At A Front, Where ...
Raipur
Raipur, A Town And District Of British India In The Chhattis Garh Division (q.v.) Of The Central Provinces. The Town Is 188m. E. Of Nagpur And Has A Station On The Bengal-nagpur Railway. There Are Ruins Of An Immense Fort With Many Tanks And Old Temples. The Town And Civil ...
Raisin
Raisin, The Name Given To The Dried Fruits Of Certain Varieties Of The Grape Vine, Which Grow Principally In The Warm Climate Of The Mediterranean Coasts And In California And Are Comparatively Rich In Sugar. The Use Of Dried Grapes Or Raisins As Food Is Of Great Antiquity (num. Vi. ...
Rajgir Hills
Rajgir Hills, A Range Of Hills In British India, In The South Of The Patna District Of Behar And Orissa. They Form Part Of A Range, Extending N.e. From Near Bodh-gaya For 40. Miles, And At One Place Rise To 1,472 Ft., But Elsewhere Seldom Exceed 1,000 Ft. In Height. ...
Rajput
Rajput, The Generic Term For A Number Of Castes, Which Gives Rajputana (q.v.) Its Name, And Is Widely Spread Over The Rest Of Northern India. Claiming To Have Replaced The Ancient Kshattriyas (q.v.), The Rajputs Are A Dominant, Fighting, Land Owning Class. Of Indo-aryan Type, They Have Been Also Recruited ...
Rajputana
Rajputana, A Collection Of Indian States, Under The Political Charge Of An Agent To The Governor-general. It Lies Be Tween 23° And 30° N. And Between 69° 30' And 75° 15' E., And Includes 18 States, 2 Chiefships And The Small Estate Of Lawa. For Political Purposes The Agent To ...
Raleigh
Raleigh, The Capital Of North Carolina, U.s.a., And Also The County Seat Of Wake County; In The Heart Of The Eastern Part Of The State, On Federal Highways 1 And 7o, And Served By The Norfolk Southern, The Seaboard Air Line, And The Southern Rail Ways. Pop. 22,418 In 1920 ...
Raman Effect
Raman Effect. When A Beam Of Monochromatic Light Passes Through A Transparent Substance A Certain Amount Of Light Is Scattered From The Path Of The Original Beam Which Is Of Greater Wave-length Than The Incident Light. This Effect Was Discovered By Raman In 1928, And Is Known By His Name. ...
Ramanujas
Ramanujas, Followers Of Ramanuja, A Southern Brahmin Of The 12th Century. Sri Vaishnavas, As They Are Usually Called, Worship Vishnu (narayana) With His Consort Sri Or Lakshmi (the Goddess Of Beauty And Fortune), Or Their Incarnations Rama With Sita And Krishna With Rukmini. Ramanuja's Doctrine Is Essentially Based On The ...
Rameses Or Ramesses
Rameses Or Ramesses (gen. Xlvii. I 1; Exod. Xii. 37; Num. Xxxiii. 3), Or, With A Slight Change In The Vowel Points, Raamses (exod. I. 11), The Name Of A District And Town In Lower Egypt, Is Notable As Affording The Mainstay Of The Current Theory That King Rameses Ii. ...
Ramillies
Ramillies, A Village Of Belgium, In The Province Of Bra Bant, 13 Miles N. By E. Of Namur, Between The Sources Of The Little Gheete And Of The Mehaigne. It Is Famous For The Victory Of The Allies Under The Duke Of Marlborough Over The French Com Manded By Marshal ...
Ramon Y Cajal Santiago
Ramon Y Cajal Santiago Spanish Histologist, Was Born May 1, 1852, At Petilla De Aragon (pam Plona). He Graduated At The University Of Saragossa, And Went In 1881 As Professor To The University Of Valencia, And In 1886 To Barcelona, Publishing In 1889 His First Important Work (elementos De Histologia ...
Rampur Boalia
Rampur Boalia, A Town Of British India, The Adminis Trative Headquarters Of Rajshahi District In Bengal, On The Left Bank Of The Ganges. Pop. (1931), 27,064. It Is 28 M. By Road From The Nator Station Of The Eastern Bengal State Railway And Has A Steamer Station On The Ganges. ...
Ramsgate
Ramsgate, A Municipal Borough, Watering-place, Seaport And Member Of The Cinque Port Of Sandwich, In Kent, England, 79 M. E. By S. Of London By The S.r. Pop. (1931) 33,597. Rams Gate (ramesgate) Was Originally A Small But Comparatively Pros Perous Place United Until 1827 To The Parish Of St. ...
Range Finders
Range-finders Are Used To Enable The Fire Of Guns And Rifles To Be Directed With Maximum Effect. They Are Indispensable To Warships (see Gunnery: Naval), Coast Forts And Anti-aircraft Guns. Artillery In The Field Generally Relies On Accurate Maps When Such Are Available, But In Open And Unmapped Country A ...
Rangoon
Rangoon, The Capital Of Burma, Situated On The Left Bank Of The Hlaing Or Rangoon River, 21 M. From The Sea, In 16° 47' N. And 96° 13' E. In 188o The City Was Detached From The Main District, Called Hanthawaddy, And Formed Into A Separate District, With An Area ...
Ranunculaceae
Ranunculaceae, In Botany, A Family Of Dicotyledons Belonging To The Series Ranales, And Containing 4o Genera With About 700 Species, Which Are Distributed Through Temperate And Cold Regions But Occur More Especially In The Northern Hemi Sphere. It Is Generally Regarded As A Genetic Family Which Gave Rise To The ...