NEU- 



208 



NEU- 



thele, nipple.] The superficial layer 

 of cells where specialized for a sense- 

 organ (anat.}. 



neuroflbrils (nu'rofi'brilz) n. plu. [Gk. 

 neuron, nerve ; L. fibrilla, fine fibre.] 

 Exceedingly fine fibres of which 

 a medullated nerve fibre is com- 

 posed ; also present in nerve cells, 

 and believed to be the conductors 

 of nerve impulses (anat.}. 



neurogenesis (nu'rojen'esis) n. [Gk. 

 neuron, nerve ; gignesthai, to pro- 

 duce.] Nerve production (phys.}. 



neuroglia (nu'rogle'a, nurog'lia) n. 

 [Gk. neuron, nerve ; glia, glue.] 

 A peculiar tissue, composed of cells 

 and fibres, supporting the nerve 

 cells and nerve fibres (anat.}. 



neurold (nu'roid) a. [Gk. neuron, 

 nerve ; eidos, resemblance.] Like 

 a nerve (anal.}. 



neurokeratin (nu'roker'atm) n. [Gk. 

 neuron, nerve ; keras, horn.] The 

 keratin of nervous tissue (phys.}. 



neurolemma (nu'rolem'a) n. [Gk. 

 neuron, nerve ; lemma, skin.] The 

 delicate tubular sheath of a nerve 

 (anat.}. 



neurology (nurol'qji) n. [Gk. neuron, 

 nerve ; logos, discourse.] That 

 part of anatomy dealing with the 

 details of the nervous system. 



neuroraasts (nu'romasts) n. plu. 

 [Gk. neuron, nerve ; inastos, knoll.] 

 Groups of sensory cells in the 

 lateral line of Fishes (zool.}. 



neuromere (nu'romer) n. [Gk. neuron, 

 nerve ; meros, part.] A spinal seg- 

 ment, a division of convenience not 

 structural (anat.}. 



neuromuscular (nu'romus'kular) a. 

 [Gk. neuron, nerve ; L. nmsculus, 

 muscle.] Pert, nerve and muscle 

 (anat ). 



neuron (nu'ron) n. [Gk. neuron, nerve.] 

 The nerve-cell with its outgrowths 

 (anat.} ; also neurone. 



neuroneme (nu'ronem) n. [Gk. neuron, 

 nerve ; nema, thread.] A nerve 

 fibril running parallel to a myoneme 

 in an Infusorian (zool.}. 



neuronephroblast (nu'roneTroblast) 

 n. [Gk. neuron, nerve ; nephros, 

 kidney ; blastos, bud.] One of cells 

 derived from one of the megameres 

 in the segmenting egg of Clepsine, 

 which later give rise to part of the 



germinal bands from which the 

 nerve cord and the nephridia de- 

 velop (zool.}. 



neurophags (nu'rofagz) n. plu. [Gk. 

 neuron, nerve ; phagetn, to eat.] 

 Phagocytic cells that encroach upon 

 and destroy nerve-cells in old age 

 (Phys.}. 



neurophane (nu'rofan) a. [Gk. neuron, 

 nerve ; phainein, to appear.] Ner- 

 vous, sensory ; appl. supposed ner- 

 vous fibrils of Ciliata (zool.}. 



neuropodium (nu'ropo'dium) n. [Gk. 

 neuron, nerve ; pous, foot.] The 

 ventral lobe of a polychaetan para- 

 podium (zool.}. 



neuropodous (nurop'odus) a. [Gk. 

 neuron, nerve ; pous, foot.] " Hav- 

 ing limbs directed towards the 

 neural side " (zool}. 



neuropore (nu'ropor) n. [Gk. neuron, 

 nerve ; poros, passage.] The an- 

 terior opening of the neurocoel to 

 the exterior (einb.}. 



neuropterous (nurop'terus) a. [Gk. 

 neuron, nerve; ptcron, wing.] Hav- 

 ing wings with a network of ner- 

 vures (zool.}. 



neuroskeleton (nu'roskel'eton) n. [Gk. 

 neuron, nerve ; skeletos, dried up.] 

 Endoskeleton (zool.}. 



neurosynapse (nu'rosmaps') n. [Gk. 

 neuron, nerve ; synopsis, union.] 

 Junction of nerve-cells through 

 terminal arborizations or cell pro- 

 cesses (anat.}. 



neurotendinous (nu'roten'dlnus) a. 

 [Gk. neuron, nerve ; tenon, tendon.] 

 Concerning nerves and tendons 

 (anat.}. 



neurotrophic (nu'rotrof'ik) a. [Gk. 

 neuron, nerve ; trephein, to nourish.] 

 Nourishing the nervous system 

 (Phys.}. 



neurotropism (nurot'roptzm) n. [Gk. 

 neuron, nerve ; trepein, to turn.] The 

 attraction exerted by nervous tissue 

 upon developing nerve tissue (phys.}. 



neuter (nu'ter) a. [L. neuter, of 

 neither sex.] Sexless. 



neutral (nu'tral) a. [L. neuter, neuter.] 

 Neither male nor female (zool.}. 



neutrophil (nu'troftl) a. [L. neuter, 

 neuter ; Gk. philein, to love.] Des- 

 ignating granules of white blood 

 corpuscles, which stain only with 

 neutral stains (cyt.}. 



