An herbicide and defoliant, consisting of (2,4,5-trichlorophenoxy)acetic acid, (2,4-dichlorophenoxy) acetic acid, and dioxin, that was widely used in the Vietnam War; it has been shown to possess residual post-exposure carcinogenic and teratogenic properties in humans.
* * *
Agent Orange -'är-inj, -'är(-ə)nj, -'ȯr-inj, -'ȯr(-ə)nj n an herbicide widely used as a defoliant in the Vietnam War that is composed of 2,4-D and 2,4,5-T and contains dioxin as a contaminant
* * *
a herbicide and defoliant containing 2,4-D and 2,4,5-T and the contaminant dioxin; it is suspected of being teratogenic and possibly carcinogenic.Medical dictionary. 2011.