Definition

1. Noun:
   • A transparent thermoplastic material: Plexiglass is a type of lightweight, shatter-resistant, and weather-resistant plastic that is often used as an alternative to glass.

Usage

Plexiglass is used as a singular, uncountable noun. It is a trademarked brand name (Plexiglas) that is often used generically to refer to clear acrylic sheets.

Examples

• Noun:
  • The museum display case was made of plexiglass to protect the artifacts.
  • For safety, they replaced the window with a sheet of plexiglass.

Advanced Usage

• As a material specification: Plexiglass is often specified in construction and manufacturing for its clarity and durability.
  • The prototype was built using a quarter-inch thick plexiglass.

Variants and Related Words

• Plexiglas: The official trademarked spelling.
• Acrylic glass: A generic term for the same type of material.
• Perspex: Another common brand name for similar acrylic material.

Synonyms

• Acrylic
• Acrylic sheet
• Shatterproof glass (descriptive)

Notes

While "plexiglass" is commonly used, it is important to note that it is a brand name (of Plexiglas). In formal or technical contexts, the generic terms "acrylic" or "acrylic glass" are often preferred.

Noun

1. a light transparent weather resistant thermoplastic