crystal

Definitions

1. 1.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.
2. 2.A species of glass, more perfect in its composition and manufacture than common glass, and often cut into ornamental forms. See Flint glass.
3. 3.The glass over the dial of a watch case.
4. 4.Anything resembling crystal, as clear water, etc. The blue crystal of the seas. Byron. Blood crystal. See under Blood. -- Compound crystal. See under Compound. -- Iceland crystal, a transparent variety of calcite, or crystallized calcium carbonate, brought from Iceland, and used in certain optical instruments, as the polariscope. -- Rock crystal, or Mountain crystal, any transparent crystal of quartz, particularly of limpid or colorless quartz.
5. 5.Consisting of, or like, crystal; clear; transparent; lucid; pellucid; crystalline. Through crystal walls each little mote will peep. Shak. By crystal streams that murmur through the meads. Dryden. The crystal pellets at the touch congeal, And from the ground rebounds the ratting hail. H. Brooks.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Synonyms

Related questions

• What does "crystal" mean?
• What is another word for "crystal"?

Reverse-dictionary questions

Definition-first questions whose answer is crystal.

• What is a species of glass, more perfect in its composition and manufacture than common glass, and often cut into ornamental forms. See Flint glass called?
• What is the glass over the dial of a watch case called?