(also plexiglas or plexiglass)
nountrademark, chiefly North American
A solid transparent plastic made of polymethyl methacrylate (the same material as perspex or Lucite).
- Although resembling a stone structure from the outside, from the interior the pyramid is seen to be constructed of translucent plexiglas panels over a wood framework.
- Investigators have analyzed videos of vampire bats charging down plexiglas runways, and learned that they have evolved a novel running gait.
- The door to the small plexiglas room was opened.
1930s: from Greek plēxis 'percussion' + glass.
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