Real Dictionary

Polaroid
A Polaroid camera is a small camera that can take, develop, and print a photograph in a few seconds.

Polaroid in American English
a transparent material containing embedded crystals capable of polarizing light: used in optics, photography, etc.
noun: a brand of material for producing polarized light from unpolarized light by dichroism, consisting typically of a stretched sheet of colorless plastic treated with an iodine solution so as to have long, thin, parallel chains of polymeric molecules containi

Polaroid in British English
adjective: of, relating to, using, or used in a Polaroid Land Camera
noun: a type of plastic sheet that can polarize a transmitted beam of normal light because it is composed of long parallel molecules. It only transmits plane-polarized light if these molecules are parallel to the plane of polarization and, since reflected light