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WordReference Random House Learner's Dictionary of American English © 2024crys•tal /ˈkrɪstəl/USA pronunciation n. - Crystallography[uncountable] a clear, transparent mineral or glass resembling ice, like quartz.
- a piece of such mineral, cut and used as decoration:[countable]glimmering crystals on her necklace.
- Crystallography a single grain of a crystallike substance:[countable]A few crystals of sugar fell to the floor.
- Ceramics glass of fine quality and a high degree of brilliance:[uncountable]a goblet of Orrefors crystal.
- Ceramics glassware, esp. for the table and ornamental objects, made of such glass:[uncountable]Put out the china and the crystal.
- Time the glass or plastic cover over the face of a watch:[countable]The blow to his wrist had shattered the crystal on his watch.
- Electronics[countable] a quartz crystal shaped to vibrate at a particular frequency, used to control the timing of a watch.
adj. - Crystallographymade of crystal.
- Crystallography resembling crystal;
clear;
transparent:[before a noun]the crystal waters of the Aegean Sea.
WordReference Random House Unabridged Dictionary of American English © 2024crys•tal (kris′tl),USA pronunciation n., adj., v., -taled, -tal•ing or (esp. Brit.) -talled, -tal•ling. n. - Crystallographya clear, transparent mineral or glass resembling ice.
- Crystallographythe transparent form of crystallized quartz.
- Chemistrya solid body having a characteristic internal structure and enclosed by symmetrically arranged plane surfaces, intersecting at definite and characteristic angles.
- Chemistryanything made of or resembling such a substance.
- Crystallographya single grain or mass of a crystalline substance.
- Ceramicsglass of fine quality and a high degree of brilliance.
- Ceramicsarticles, esp. glassware for the table and ornamental objects, made of such a glass.
- Timethe glass or plastic cover over the face of a watch.
- [Radio.]
- Radio and Televisionthe piece of germanium, silicon, galena, or the like forming the essential part of a crystal detector.
- Radio and Televisionthe crystal detector itself.
- Electronicsa quartz crystal ground in the shape of a rectangular parallelepiped, which vibrates strongly at one frequency when electric voltages of that frequency are placed across opposite sides: used to control the frequency of an oscillator (crystal oscillator,) as of a radio transmitter.
- Drugs, Slang Terms[Slang.]any stimulant drug in powder form, as methamphetamine or PCP.
adj. - Crystallographycomposed of crystal.
- Crystallographyresembling crystal;
clear;
transparent. - Radio and Televisionpertaining to or employing a crystal detector.
- indicating the fifteenth event of a series, as a wedding anniversary. See table under wedding anniversary.
v.t. - Crystallographyto make into crystal;
crystallize. - Crystallographyto cover or coat with, or as if with, crystal (usually fol. by over).
- Greek krýstallos clear ice, rock crystal, derivative of krystaínein to freeze; see cryo-
- Medieval Latin cristallum, Latin crystallum
- Middle English cristal(le), Old English cristalla bef. 1000
- Place Namesa city in SE Minnesota, near Minneapolis. 25,543.
- a female given name.
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