When inhaled in the ordinary way, nitrous oxide gas induces exhilaration and narcotism, without asphyxia.
In large doses of the greater number, narcotism predominates; in smaller ones, irritation; they are rarely coexistent.
Natural sleep is one of these; the unconsciousness of narcotism or anesthesia is another.
On the contrary, he had seen persons die of narcotism, who would have survived if left to the vis medicatrix natur.
narcotism nar·co·tism (när'kə-tĭz'əm)
Addiction to narcotics such as opium, heroin, or morphine.