Nerv"ate (?), a. (Bot.) Nerved.
Ner*va"tion (?), n. The arrangement of nerves and veins, especially
those of leaves; neuration.
The outlines of the fronds of ferns, and their nervation, are frail
characters if employed alone for the determination of existing
genera.
J. D. Hooker.
Nerve (?), n. [OE. nerfe, F. nerf, L. nervus, akin to Gr. &?; sinew,
nerve; cf. &?; string, bowstring; perh. akin to E. needle. Cf.
Neuralgia.] 1. (Anat.) One of the whitish and elastic bundles of
fibers, with the accompanying tissues, which transmit nervous impulses
between nerve centers and various parts of the animal body.
An ordinary nerve is made up of several bundles of nerve fibers, each
bundle inclosed in a special sheath (the perineurium) and all bound
together in a connective tissue sheath and framework (the epineurium)
containing blood vessels and lymphatics.