The DICT Development Group
2 definitions found
for Nerve fiber
From The Collaborative International Dictionary of English v.0.48 :
nerve \nerve\ (n[~e]rv), n. [OE. nerfe, F. nerf, L. nervus, akin
to Gr. ney^ron sinew, nerve; cf. neyra` 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
Note: 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.
2. A sinew or a tendon. --Pope.
3. Physical force or steadiness; muscular power and control;
he led me on to mightiest deeds,
Above the nerve of mortal arm. --Milton.
4. Steadiness and firmness of mind; self-command in personal
danger, or under suffering; unshaken courage and
endurance; coolness; pluck; resolution.
5. Audacity; assurance. [Slang]
6. (Bot.) One of the principal fibrovascular bundles or ribs
of a leaf, especially when these extend straight from the
base or the midrib of the leaf.
7. (Zool.) One of the nervures, or veins, in the wings of
Nerve cell (Anat.), a neuron, one of the nucleated cells
with which nerve fibers are connected; a ganglion cell
is one type of nerve cell.
Nerve fiber (Anat.), one of the fibers of which nerves are
made up. These fibers are either medullated or
nonmedullated. In both kinds the essential part is the
translucent threadlike axis cylinder which is continuous
the whole length of the fiber.
Nerve stretching (Med.), the operation of stretching a
nerve in order to remedy diseases such as tetanus, which
are supposed to be influenced by the condition of the
nerve or its connections.
From WordNet (r) 3.0 (2006) :
n 1: a threadlike extension of a nerve cell [syn: nerve fiber,
Questions or comments about this site?