psychogas en · NOUN
Etymology
From psycho- + gas.
Meanings
-
Any gas having a psychological effect on the brain.
Psychogases are available either as liquids or in powder form. When sprayed into the air to form aerosol, they spread across the ground very much like fog. They variously produce hallucinations, depression, apathy, or senseless elation, lasting from 12 to 24 hours.
1963, Quarterly Review of Military Literature (volume 43, issue 6, page 47)
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| psychogases | Number=Plur | lexicographic |