Definition of incapacitant in English:

incapacitant

noun

  • A substance capable of temporarily incapacitating a person without wounding or killing them.

    • ‘Several scientists said the United States had conducted research on Fentanyl, a well-known drug with many medical applications, as a human incapacitant for nearly a decade.’
    • ‘We have heard reports of the possibility of the US using in incapacitants, riot control agents.’
    • ‘There are also a variety of chemical incapacitants.’
    • ‘Sure, incapacitants might be banned during war, goes the argument, but how do you define war?’
    • ‘Tear gas, pepper spray and other incapacitants may be legally used on your own territory for the purposes of policing.’

Origin

1960s: from incapacitate + -ant.

Pronunciation

incapacitant

/ˌɪnkəˈpasɪt(ə)nt/