| sniffing | <physiology> A rapid inspiratory act, in which the mouth is kept shut and the air drawn in through the nose. Source: Websters Dictionary (01 Mar 1998) |
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| glue-sniffing | Inhalation of fumes from plastic cements; the solvents, which include toluene, xylene, and benzene, induce central nervous system stimulation followed by depression. See: solvent inhalation. (05 Mar 2000) |
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