Crystal, slang for crystalline methamphetamine

Liquid crystal, in physical chemistry, a turbid liquid with some internal structure like an ordinary crystal, that exhibits double refraction

Crystal Gayle, US female singer

The Crystal Palace, London

Crystal, in electronics, a crystal is a crystalline piece of a semiconductor used in a device, such as a crystal radio receiver, for its properties of electrical conduction

Crystal oscillator, in electronics, a device, often used in timekeeping, as in a quartz clock, and in radio transmission, which produces an alternating electric current stabilized by the mechanical resonance of a piezoelectric crystal, usually quartz

Pokémon Crystal, Pokémon game

Crystal (comics), superhero in the fictional Marvel Comics universe

The Crystals, popular American "girl group" of the 1960s, best known for songs like He's a Rebel and Uptown

Crystal, Minnesota, town in Hennepin County

Crystal, in chemistry and mineralogy, a form of matter wherein its molecules are regularly aggregated in a definite internal crystal structure, with the external form of a solid of symmetrically arranged plane faces

Crystal Cathedral, Garden Grove, California, USA

Crystal Reports, commercial computer software product for creating reports about databases

A crystal, a piece of rock-crystal (or similar material) used especially in magic art, such as crystal gazing

Crystal Healing, belief in healing or metaphysical power of crystals

Crystal Kay, Japanese singer

Crystal (song), record released by British band New Order in 2001

Crystal, North Dakota, town in Pembina County

Crystal, New Mexico, Census-designated place in San Juan County

David Crystal, British linguist and author

Crystal, Nevada, a Census-designated place in Nye County

Crystal Township, Montcalm County, Michigan

Crystal Township, Oceana County, Michigan

Crystal Palace (disambiguation)

Lead crystal or crystal-glass, a form of glass with a high degree of transparency that usually consists of a high proportion of lead oxide

Crystal, Maine

Crystal Hot Sauce, brand of hot sauce

Crystal Light, brand of soft drink

Crystal Lake (disambiguation)

Crystal Clear (software development)

Crystal Cruises, subsidiary of Nippon Yusen Kaisha

CRYSTAL, software program used in solid-state chemistry and physics

Crystal Space, framework for developing 3D applications written in C++