Crystal vs. Gem

Crystalnoun

(countable) 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.

Crystalnoun

(countable) A piece of glimmering, shining mineral resembling ice or glass.

Crystalnoun

(uncountable) A fine type of glassware, or the material used to make it.

Crystalnoun

Crystal meth: methamphetamine hydrochloride.

Crystalnoun

The glass over the dial of a watch case.

Crystaladjective

Very clear.

Crystalnoun

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.

Crystalnoun

The material of quartz, in crystallization transparent or nearly so, and either colorless or slightly tinged with gray, or the like; - called also rock crystal. Ornamental vessels are made of it. Cf. Smoky quartz, Pebble; also Brazilian pebble, under Brazilian.

Crystalnoun

A species of glass, more perfect in its composition and manufacture than common glass, and often cut into ornamental forms. See Flint glass.

Crystalnoun

The glass over the dial of a watch case.

Crystalnoun

Anything resembling crystal, as clear water, etc.

Crystaladjective

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

Crystalnoun

a solid formed by the solidification of a chemical and having a highly regular atomic structure

Crystalnoun

a crystalline element used as a component in various electronic devices

Crystalnoun

a rock formed by the solidification of a substance; has regularly repeating internal structure; external plane faces

Crystalnoun

colorless glass made of almost pure silica

Crystalnoun

glassware made of quartz

Crystalnoun

a protective cover that protects the face of a watch

Crystalnoun

a piece of a homogeneous solid substance having a natural geometrically regular form with symmetrically arranged plane faces

Crystalnoun

any solid consisting of a symmetrical, ordered, three-dimensional aggregation of atoms or molecules.

Crystalnoun

a crystalline piece of semiconductor used as an oscillator or transducer.

Crystalnoun

a clear transparent mineral, especially quartz

Crystalnoun

a piece of crystalline substance believed to have healing powers.

Crystalnoun

highly transparent glass with a high refractive index

Crystalnoun

articles made of crystal glass

Crystalnoun

the glass over a watch face.

Crystalnoun

short for crystal meth (methamphetamine)

Crystaladjective

clear and transparent like crystal

Crystal

A crystal or crystalline solid is a solid material whose constituents (such as atoms, molecules, or ions) are arranged in a highly ordered microscopic structure, forming a crystal lattice that extends in all directions. In addition, macroscopic single crystals are usually identifiable by their geometrical shape, consisting of flat faces with specific, characteristic orientations.

Gemnoun

A precious stone, usually of substantial monetary value or prized for its beauty or shine.

Gemnoun

(figuratively) Any precious or highly valued thing or person.

Gemnoun

Anything of small size, or expressed within brief limits, which is regarded as a gem on account of its beauty or value, such as a small picture, a verse of poetry, or an epigram.

Gemnoun

(obsolete) A gemma or leaf-bud.

Gemnoun

A type of geometrid moth, Orthonama obstipata.

Gemnoun

(computing) A package containing programs or libraries for the Ruby programming language.

Gemnoun

A size of type between brilliant (4-point) and diamond (4½-point), running 222 lines to the foot.

Gemverb

(transitive) To adorn with, or as if with, gems.

Gemnoun

A bud.

Gemnoun

A precious stone of any kind, as the ruby, emerald, topaz, sapphire, beryl, spinel, etc., especially when cut and polished for ornament; a jewel.

Gemnoun

Anything of small size, or expressed within brief limits, which is regarded as a gem on account of its beauty or value, as a small picture, a verse of poetry, a witty or wise saying.

Gemverb

To put forth in the form of buds.

Gemverb

To adorn with gems or precious stones.

Gemverb

To embellish or adorn, as with gems; as, a foliage gemmed with dewdrops.

Gemnoun

a crystalline rock that can be cut and polished for jewelry;

Gemnoun

art highly prized for its beauty or perfection

Gemnoun

a person who is a brilliant and precious as a piece of jewelry

Gemnoun

a sweet quick bread baked in a cup-shaped pan

Gemnoun

a precious or semiprecious stone incorporated into a piece of jewelry