Contact : Definition
Pronunciation : Con"tact
Part of Speech : n.
Etymology : [L. contactus, fr. contingere, -tactum, to touch on all sides. See Contingent.]
Definition : 1. A close union or junction of bodies; a touching or meeting.
Defn: The property of two curves, or surfaces, which meet, and at the point of meeting have a common direction.
Defn: The plane between two adjacent bodies of dissimilar rock. Raymond. Contact level, a delicate level so pivoted as to tilt when two parts of a measuring apparatus come into contact with each other; -- used in precise determinations of lengths and in the accurate graduation of instruments.
Source : Webster's Unabridged Dictionary, 1913