Definition of Crystal

1. Noun. A solid formed by the solidification of a chemical and having a highly regular atomic structure.

2. Noun. A crystalline element used as a component in various electronic devices.

3. Noun. A rock formed by the solidification of a substance; has regularly repeating internal structure; external plane faces.
Exact synonyms: Crystallization
Specialized synonyms: Crystallite
Generic synonyms: Rock, Stone
Derivative terms: Crystalize, Crystalize, Crystallize, Crystallize

4. Noun. Colorless glass made of almost pure silica.

5. Noun. Glassware made of quartz.
Generic synonyms: Glassware, Glasswork

6. Noun. A protective cover that protects the face of a watch.
Exact synonyms: Watch Crystal, Watch Glass
Generic synonyms: Protection, Protective Cover, Protective Covering
Group relationships: Ticker, Watch

Definition of Crystal

1. n. The regular form which a substance tends to assume in solidifying, through the inherent power of cohesive attraction. It is bounded by plane surfaces, symmetrically arranged, and each species of crystal has fixed axial ratios. See Crystallization.

2. a. Consisting of, or like, crystal; clear; transparent; lucid; pellucid; crystalline.

Definition of Crystal

1. Proper noun. (English female given name). ¹

2. Noun. A solid composed of an array of atoms or molecules possessing long-range order and arranged in a pattern which is periodic in three dimensions. ¹

3. Noun. A piece of glimmering, shining mineral resembling ice or glass. ¹

4. Noun. A fine type of glassware, or the material used to make it. ¹

5. Noun. (uncountable slang) crystal meth: methamphetamine hydrochloride. ¹

¹ Source:

Definition of Crystal

1. a transparent mineral [n -S]

Medical Definition of Crystal

1. A solid of regular shape and, for a given compound, characteristic angles, formed when an element or compound solidifies slowly enough, as a result either of freezing from the liquid form or of precipitating out of solution, to allow the individual molecules to take up regular positions with respect to one another. Origin: G. Krystallos, clear ice, crystal (05 Mar 2000)

Lexicographical Neighbors of Crystal

crypts of iris
crystal (current term)
crystal ball
crystal clear
crystal counter
crystal detector
crystal gazing
crystal healing
crystal lattice
crystal lattices
crystal meth
crystal microphone

Literary usage of Crystal

Below you will find example usage of this term as found in modern and/or classical literature:

1. Journal of the American Chemical Society by American Chemical Society (1879)
"However, if II is the structure in solution, it is a little difficult to see why there is such a large amount of distortion in the crystal. ..."

2. Physical Optics by Robert Williams Wood (1914)
"Such crystals sometimes show the rings and crosses without either polarizer or analyzer, the front and back parts of the crystal taking their place, ..."

3. The Popular Science Monthly by Harry Houdini Collection (Library of Congress) (1886)
"13 represents a crystal of the hexagonal system, which is allied in symmetry to ... The reader will now have formed a tolerably correct idea of a crystal, ..."

4. Bulletin by North Carolina Dept. of Conservation and Development, North Carolina Geological Survey (1883-1905), North Carolina Geological and Economic Survey (1907)
"Quartz in its various crystalline forms,—rock-crystal, amethyst, and smoky quartz,—occurs at many points in North Carolina, and in some cases of fine ..."

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