1. substances in gaseous form, especially water that has evaporated
2. toxic or harmful gases given off by certain substances
3. a sudden feeling of faintness or depression
Usage: archaic; dated

Examples

• Water vapors rose from the hot pavement after the rain.
• The scientist studied the vapors coming from the chemical reaction.
• Toxic vapors from the paint made the room unsafe to enter.
• She opened the windows to let the cleaning product vapors escape.
• The old woman complained of having the vapors and needed to sit down.
• Vapors from the gasoline made him feel dizzy.
• The laboratory had special ventilation to remove dangerous vapors.