Definition of Parafilm in US English:

Parafilm

noun

  • A trademark for: any of various thermoplastic materials manufactured as sheets, membranes, etc., for wrapping or sealing.

Origin

1930s; earliest use found in The Official Gazette. Probably from para- + film, on account of paraffin being one of the constituents of the coating of the film.

Pronunciation

Parafilm

/ˈparəfɪlm/