- any volatile or volatilizable chemical compound used as a disinfectant or pesticide.
Origin of fumigant
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fumigant
The strength at which this fumigant is used is one part in 800 parts of water, and is applied as a spray.Garden Pests in New Zealand
- a substance used for fumigating
- A chemical compound used in its gaseous state as a disinfectant.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.