Britannica Concise Encyclopedia


Search inside for:  
Title Index: A B C D E F G H I J K L M N O P Q R S T U V W X Y Z 0-9

R:  < Previous  4  5  6  7  8  9  10  11  12  13  Next > 
ratio (in mathematics)
rational psychology (Philosophy)
rationalism (in philosophy)
rationing (in economics, government)
ratite (bird)
Rattigan, Sir Terence (Mervyn) (English dramatist)
rattlesnake (reptile)
Ratzenhofer, Gustav (Anthropology)
Raumur, Ren-Antoine Ferchault de (French physicist & zoologist)
Rauschenberg, Robert (American artist)
Ravana (Hindu mythology)
Ravel, (Joseph-) Maurice (French composer)
raven (bird)
Ravenna (city, Italy)
Rawalpindi (city, Pakistan)
Rawlings, Jerry J(ohn) (Ghanaian politician)
Rawlings, Marjorie Kinnan (American writer)
Rawls, John (American philosopher & political scientist)
ray (in physics)
Ray, James Earl (Assassin)
Ray, John (English biologist)
Ray, Nicholas (Filmmaker)
Ray, Satyajit (Indian filmmaker)
Rayburn, Sam(uel) (Taliaferro) (American statesman/stateswoman)
Rayleigh scattering (scattering of electromagnetic radiation)
Raymond IV (count of Toulouse)
Raymond VI (count of Toulouse)
Raymond VII (count of Toulouse)
Raymond, Antonin (Architecture)
Rayonism (style of abstract painting)
Razin, Stenka (Russian politician)
RCA Corp. (Business and Economics)
Rcamier, Madame de (Literature)
Re (chemical symbol)
reaction, heat of (Chemistry)
Reade, Charles (English novelist & dramatist)
Reading (city, England)
Reagan, Ronald W(ilson) (U.S. President / Actor)