member

(mĕmˈbər)

1. A distinct part of a whole, especially:
   a. Linguistics A syntactic unit of a sentence; a clause.
   b. Logic A proposition of a syllogism.
   c. Mathematics An element in a set.
2. A part or an organ of a human or animal body, as:
   a. A limb, such as an arm or a leg.
   b. The penis.
3. A part of a plant.
4. One that belongs to a group or an organization: a club member; a bank that is a member of the FDIC.
5. Mathematics The expression on either side of an equality sign.
6. A structural unit, such as a beam or wall.