Definition of paraformaldehyde in English:

paraformaldehyde

noun

Chemistry
  • A white crystalline solid, obtained by the evaporation of an aqueous solution of formaldehyde (methanal), which is a polymer of formaldehyde and is used as a disinfectant, fumigant, and bactericide, and as an intermediate in chemical synthesis; polyoxymethylene, (HCHO)ₙ.

Origin

Late 19th century; earliest use found in Journal of the Chemical Society. From para- + formaldehyde.

Pronunciation

paraformaldehyde

/ˌparəfəˈmaldɪhʌɪd//ˌparəfɔːˈmaldɪhʌɪd/