stereo

noun (plural stereos)

• 1 [mass noun] sound that is directed through two or more speakers so that it seems to surround the listener and to come from more than one source; stereophonic sound: even without the benefit of stereo it sounds glorious [as modifier]:stereo sound
• [count noun] a CD or record player that has two or more speakers and produces stereo sound: the dull throb of a neighbour’s stereo a car stereo

• 2 Photographyanother term for stereoscope.

• 3 Printingshort for stereotype.

adjective

• 1short for stereophonic.stereo equipment

• 2 Photographyshort for stereoscopic.