D defs.my
Entry 2 senses Webster, 1913

Lubricator

· Lu·bri·ca·tor · IPA
01 n. One who, or that which, lubricates.
  1. 1.
    One who, or that which, lubricates.
  2. 2.
    A contrivance, as an oil cup, for supplying a lubricant to machinery.