BOB°ëµº

reverse search

Word Explorer
Children's
Dictionary Suite
 
CD1 abbreviation of "compact disk," a round, flat disk that sound can be recorded on and that people can listen to. Other types of information can be stored on a CD also. The information on a CD is in the same form as the information stored in a computer. It is digital information. You play a CD on a special device that has a laser in it that can "read" the information on the CD.
compact disk a small disk on which music or information is stored. A compact disk is played on a machine that uses a laser to read it.
laser A laser is a device that makes a very strong and narrow beam of light. The light is so strong that it can cut through solid things.
pointer a device, such as a stick or laser, used to show points on a map or other display. [1/4 definitions]
zap to strike or hit with laser beams, x-rays, or microwaves. [1/2 definitions]