A fine type of glassware, or the material used to make it.
Crystal meth: methamphetamine hydrochloride.
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.
A piece of glimmering, shining mineral resembling ice or glass.
The glass over the dial of a watch case.
Very clear.
"Do I make myself clear?" / "Crystal."
A kind of extendable support for attaching lighting elements to a set.
The common European bittern.
A musical instrument in the brass family, having a cylindrical bore, and usually a sliding tube (but sometimes piston valves, and rarely both). Most often refers to the tenor trombone, which is the most common type of trombone and has a fundamental tone of B♭ˌ (contra B♭).
To extend and retract (the zoom lens); to use it too enthusiastically.
To transmit a signal or data back to a central switching point before sending it out to its destination.