Lu"bri*cant (?), a. [L. lubricans, p. pr. of lubricare, See Lubricate.]
Lubricating.
© Webster 1913.
Lu"bri*cant, n.
That which lubricates; specifically, a substance, as oil, grease, plumbago, etc., used for reducing the friction of the working parts of machinery.
© Webster 1913.