n. | 1. | A close union or junction of bodies; a touching or meeting. | |||
2. | (Geom.) The property of two curves, or surfaces, which meet, and at the point of meeting have a common direction. | ||||
3. | (Mining) The plane between two adjacent bodies of dissimilar rock. | ||||
4. | (Electricity) A metallic conducting component of an electrical device connected to a circuit within and so situated that it may form a conducting pathway to an external power source or device when contacted by another conductor; | ||||
5. | A person who serves to commmunicate information to or from one group to another, whether formally or informally;
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