1. Mining. one of the shorter members of a set.Compare wall plate(def 3).
  2. Cell Biology. a specialized area on the surface of a muscle fiber where a motor neuron makes contact with the muscle, consisting of an irregularly shaped trough into which the terminal portion of the axon fits.


  1. any usually flat platelike structure at the end of something
  2. physiol the flattened end of a motor nerve fibre, which transmits impulses to muscle


  1. The area of synaptic contact between a motor nerve and a muscle fiber.

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