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schizokinete (shiz'oklnet', ski-) n. 

 [Gk. schizein, to cleave ; kinetos, 

 movable.] A motile vermicule stage 

 in the life - history of Haemo- 

 sporidiae (zoo/.). 



schizont (shizSnf, ski-) n. [Gk. 

 schizein, to cleave; ons, being.] 

 A trophozoite stage of parasitic 

 Sporozoa, reproducing in the host 

 by multiple fission (zoo/.). 



schizontocytes (shizon'toslts, ski-) n. 

 plu. [Gk. schizein, to cleave ; ons, 

 being ; kytos, hollow.] Cytomeres 

 into which a schizont divides, and 

 which themselves divide into 

 clusters of merozoites (zoo/.). 



schizopelmous (shiz'opeTmus, ski-) a. 

 [Gk. schizein, to cleave ; pelma, 

 sole of the foot.] With two separate 

 flexor tendons connected with the 

 toes, as in some Birds (zoo/.). 



schlzopod stage, that stage in the 

 development of a Decapod larva 

 when it resembles an adult Mysis 

 in having exopodite and endopodite 

 to all the thoracic limbs (zoo/.). 



schizorhinal (shiz'ori'nal, ski-) a. 

 [Gk. schizein, to cleave ; rhis, nose.] 

 Having the external narial opening 

 elongated, and the posterior border 

 angular or slit-like (zoo/.). 



schizostele (shiz'ostel, ski-) . [Gk. 

 schizein, to cleave ; stele, a post.] 

 One of a number of strands formed 

 by division of the plerome of a stem 

 (**). 



schlzostely (shiz'oste'H, ski-) n. [Gk. 

 schizein, to cleave ; stele, a post.] 

 The condition of a stem in which 

 the plerome gives rise to a number 

 of strands, each composed of one 

 vascular bundle ; astely (oof.). 



schlzothecal (shiz'othe'kal, ski-) a. 

 [Gk. schizein, to cleave ; theke, a 

 case.] Having scale - like horny 

 tarsal plates (zoo/.). 



schizozoite (shiz'ozo'lt, ski-) n. [Gk. 

 schizein, to cleave ; zoon, animal.] 

 A merozoite formed from each seg- 

 ment of a dividing schizont (zoo/.). 



Schwann's sheath, a delicate but 

 tough membrane outside the medul- 

 lary sheath of a nerve fibre ; the 

 primitive sheath (J>kys.}. 



sciatic (siat'Ik) a. [Gk. ischion, hip- 

 joint.] Pert, the hip region ; appl. 

 artery, nerve, etc. (anat.). 



scion (st6n) n. [F. scion, shoot.] A 

 branch or shoot for grafting 

 purposes (oot.). 



solera (skle'ri) n. [Gk. skleros, hard.] 

 A firm unyielding membrane form- 

 ing five-sixths of the fibrous tunic 

 of the eyeball, the cornea forming 

 the anterior sixth (anat.}. 



scleratogenous layer, a strand of 

 fused sclerotomes formed along the 

 neural tube, later surrounding the 

 notochord (emo.). 



sclere (skier) n. [Gk. skleros, hard.] 

 A skeletal structure ; a sponge 

 spicule (zoo/.). 



sclerenchyma (sklgreng'klma) n. [Gk. 

 skleros, hard ; engchyma, infusion.] 

 The hard tissue of coral (zoo/.) ; 

 tissue of thickened and of hard 

 cells of vessels (oot.). 



sclerite (skle'rit) n. [Gk. skleros, 

 hard.] A calcareous plate or spic- 

 ule (zoo/.). 



sclerobase (skle'robas) n. [Gk. 

 skleros, hard ; basis, base.] The 

 calcareous axis of Alcyonaria (zoo/.). 



scleroblast (skle'roblast) n. [Gk. 

 skleros, hard ; blastos, a bud.J A 

 sponge cell from which a sclere 

 develops (zoo/.). 



sclerocauly (skleVokoll) n. [Gk. 

 skleros, hard ; kaulos, stalk.] Con- 

 dition of excessive skeletal structure 

 in a stem (dot.}. 



sclerocorneal (skleVok&r'neal) a. [Gk. 

 skleros, hard ; L. cornea, the cornea.] 

 Pert, cornea and sclerotic (anat.}. 



scleroderm (skleVOdgrm) n. [Gk. 

 skleros, hard ; derma, skin.] An 

 indurating integument ; the skeletal 

 part of Corals (zoo/.). 



sclerodermatous (skleVodeYmatus) a. 

 [Gk. skleros, hard ; derma, skin.] 

 Having an external skeletal struc- 

 ture (zoo/.). 



sclerodermite (skleYodeYmlt) n. 

 [Gk. skleros, hard ; derma, skin.] 

 The hard outer covering of an 

 arthropod segment (zoo/.). 



sclerogen (skler'qjgn) n. [Gk. skleros, 

 hard ; genos, offspring.] Woody 

 tissue in plant cells (oot.}. 



sclerogenlc (skler'ojgnlfk), sclero- 

 genous. 



sclerogenous (sklgroj'gnus) a. [Gk. 

 skleros, hard ; genos, offspring.] 

 Secreting lignin (oot.}. 



