Merriam-Webster's Dictionary and Thesaurus - Merriam-Webster [1118]
rac·ism noun : a belief that some races are by nature superior to others; also : discrimination based on such belief
— rac·ist noun
1rack noun 1 : an instrument of torture on which a body is stretched
2 : a framework on or in which something may be placed (as for display or storage)
3 : a bar with teeth on one side to mesh with a pinion or worm gear
2rack verb 1 : to torture on or as if on a rack
2 : to stretch or strain by force
3 : to cause to suffer torture, pain, anguish, or ruin : TORMENT
4 : to place on or in a rack
Synonyms
[2] pull, strain, stretch, wrench—more at STRAIN
[3] afflict, agonize, bedevil, curse, harrow, martyr, persecute, plague, torment, torture—more at AFFLICT
1racket or rac·quet noun [ORIGIN: MF raquette, ultim. fr. ML rasceta wrist, carpus, fr. Ar rusgh wrist]
: a light bat made of netting stretched in an oval open frame having a handle and used for striking a ball or shuttlecock
2racket noun 1 : confused noise : DIN
2 : a fraudulent or dishonest scheme or activity
Synonyms
[1] bluster, cacophony, clamor, din, noise, roar—more at NOISE
[2] hustle, swindle
3racket verb : to make a racket
rack·e·teer noun : a person who obtains money by an illegal enterprise usu. involving intimidation
— rack·e·teer·ing noun
Synonyms
extortionist; also crook, gangster, hoodlum, mafioso, mobster; bully, ruffian, thug; cheat, cheater, chiseler, double-dealer, gyp, hustler, profiteer, shark, sharper, swindler
rack up verb : ACCUMULATE, GAIN
rac·quet·ball noun : a game similar to handball that is played on a 4-walled court with a short-handled racket
ra·con·teur noun : one good at telling anecdotes
racy adjective rac·i·er; -est 1 : full of zest
2 : PUNGENT, SPICY
3 : verging on impropriety or indecency : RISQUÉ, SUGGESTIVE
— rac·i·ly adverb
— rac·i·ness noun
Synonyms
[1] active, animate, animated, brisk, energetic, frisky, gay, jaunty, jazzy, lively, peppy, perky, pert, snappy, spirited, sprightly, springy, vital, vivacious—more at LIVELY
[3] bawdy, lewd, ribald, risqué, spicy, suggestive—more at SUGGESTIVE
rad abbreviation 1 radical
2 radio
3 radius
ra·dar noun [ORIGIN: radio detecting and ranging]
: a device that emits radio waves for detecting and locating an object by the reflection of the radio waves and that may use this reflection to determine the object's direction and speed
radar gun noun : a handheld device that uses radar to measure the speed of a moving object
ra·dar·scope noun : a visual display for a radar receiver
1radial adjective : arranged or having parts arranged like rays around a common center — ra·di·al·ly adverb 2radial noun : a pneumatic tire with cords laid perpendicular to the center line radial engine noun : an internal combustion engine with cylinders arranged radially like the spokes of a wheel ra·di·an noun : a unit of measure for angles that is equal to approximately 57.3 degrees ra·di·ance noun : the quality or state of being radiant Synonyms brilliance, dazzle, effulgence, illumination, lightness, lucidity, luminosity, refulgence, splendor—more at BRILLIANCE blaze, flare, fluorescence, glare, gleam, glow, illumination, incandescence, light, luminescence, shine—more at LIGHT ra·di·ant adjective 1 : vividly bright and shining : GLOWING 2 : beaming with happiness 3 : transmitted by radiation — ra·di·ant·ly adverb Synonyms [1] beaming, bright, brilliant, effulgent, glowing, incandescent, lambent, lucent, lucid, luminous, lustrous, refulgent, shiny—more at BRIGHT [2] aglow, beaming, glowing, sunny; also brilliant, dazzling, effulgent, gleaming, luminous, refulgent, shining, starry; blithe, blithesome, bright, cheerful, cheery, chipper, gay, gladsome, lightsome, merry, mirthful, upbeat; jocund, jovial, laughing, smiling; blooming, rosy radiant energy noun : energy traveling as electromagnetic waves ra·di·ate verb -at·ed; -at·ing 1 : to send out rays : SHINE, GLOW 2 : to issue in or as