Definition

Noun: * A specific, slow-burning form of cellulose acetate, historically used as a base for motion-picture film and other applications as a safer alternative to celluloid.

Usage

• Material/Substance: "Cellulose triacetate" is used as a mass noun to refer to the plastic material itself. It is often discussed in historical, technical, or archival contexts.
  • The museum is restoring old films printed on cellulose triacetate.
  • Archivists must carefully control humidity to preserve cellulose triacetate film stock.

Examples

Advanced Usage

• Technical/Industrial Context: The term is primarily used in specialized fields like film preservation, polymer chemistry, and manufacturing.
  • The patent described a new method for synthesizing cellulose triacetate.

Variants and Related Words

• Triacetate (n): A common shortened form, especially in contexts like textiles (e.g., triacetate fiber).
• Safety film (n): A historical term for motion-picture film based on cellulose acetate (like cellulose triacetate) to distinguish it from flammable celluloid.
• Cellulose acetate (n): The broader category of materials to which cellulose triacetate belongs.

Synonyms

• Triacetate
• Cellulose acetate (in a broad sense, though this is a more general term)

Notes on Meaning

This word has a very specific, technical meaning. It does not have different common meanings, idioms, or phrasal verbs associated with it in everyday language. Its usage is almost entirely confined to its definition as a specific chemical compound and historical film material.

Noun

1. cellulose acetate that is relatively slow to burn; used instead of celluloid for motion-picture film