[ahy-oh-duh-fawrm, ahy-od-uh-]

noun Chemistry.

a yellowish, crystalline, water-insoluble solid, CHI3, analogous to chloroform, and having a penetrating odor: used chiefly as an antiseptic.

Origin of iodoform

First recorded in 1830–40; iodo- + -form
Also called triiodomethane. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for iodoform

Historical Examples of iodoform

  • "We'll have to talk about it, Lefty," he said, as he closed the door against the smell of iodoform.


    Gordon Randall Garrett

  • I plugged the bullet-hole with an iodoform wad and stopped the bleeding.

  • It was a prim, barren room, heavy with the fumes of iodoform and ether.

    The Wall Between

    Sara Ware Bassett

  • Still it was very good to be quit of the smell of iodoform and the sight of bandages.

    Dodo Wonders

    E. F. Benson

  • Iodoform is also used in ointment form and in suppositories.

British Dictionary definitions for iodoform



a yellow crystalline insoluble volatile solid with a penetrating sweet odour made by heating alcohol with iodine and an alkali: used as an antiseptic. Formula: CHI 3Systematic name: triiodomethane
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012