My`e*len*ceph"a*lon (?), n. [NL., from Gr. marrow + E. encephalon.] Anat. (a)

The brain and spinal cord; the cerebro-spinal axis; the neuron. Sometimes abbreviated to myelencephal.

(b)

The metencephalon.

Huxley.

 

© Webster 1913.

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