|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.|
neuron neu·ron (n&oobreve;r'ŏn', ny&oobreve;r'-) or neu·rone (-ōn')
Any of the impulse-conducting cells that constitute the brain, spinal column, and nerves, consisting of a nucleated cell body with one or more dendrites and a single axon. Also called nerve cell, neurocyte.
neuronal neu·ro·nal (n&oobreve;r'ə-nəl, ny&oobreve;r'-, n&oobreve;-rō'nəl, ny&oobreve;-)
Relating to a neuron.
|neuron (nr'ŏn') Pronunciation Key
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A cell of the nervous system. Neurons typically consist of a cell body, which contains a nucleus and receives incoming nerve impulses, and an axon, which carries impulses away from the cell body. Also called nerve cell.