Lachrymatory /(?)/

Lach·ry·ma·to·ry

Lachrymatory

n.

pl. ries

  1. A “tear-bottle;” a narrow-necked vessel found in sepulchers of the ancient Romans; -- so called from a former notion that the tears of the deceased person's friends were collected in it. Called also lachrymal or lacrymal. (Antiq.)

lachrymatory

adj.
  1. Relating to or inducing tears; -- especially of chemical substances.