[ par-uh-fawr-mal-duh-hahyd, -fer- ]

  1. a white, crystalline polymer of formaldehyde, (HCOH)n, from which it is obtained by evaporation of the aqueous solution: used chiefly as an antiseptic.

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Origin of paraformaldehyde

First recorded in 1930–35; para-1 + formaldehyde
  • Also called par·a·form [par-uh-fawrm]. /ˈpær əˌfɔrm/.

Words Nearby paraformaldehyde Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for paraformaldehyde



/ (ˌpærəfɔːˈmældɪˌhaɪd) /

  1. a white amorphous solid polymeric form of formaldehyde: used as a convenient source of formaldehyde and as a fumigant. Formula: (CH 2 O) n, where n lies between 6 and 50

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