26 GLOSSARY. 



Cho'roid (Gr. choros, a choir; eidos, form). A structure made 



up of a combination of small blood-vessels, as the choroid 



plexuses of the brain and the middle coat of the eye. 

 Chroma'tophores (Gr. chroma, colour; phoreo, I bear, carry). 



Pigment-sacs in the integument of the Cephalopoda. 

 Chry'salis (Gr. chrusos, gold). The pupa stage of an insect, so 



called because it is then sometimes of a golden colour. 

 Chyle (Gr. chylos, juice). The nutritious fatty material taken 



up by the lacteals. 



Chylifica'tion. The conversion .of food into chyle. 

 Chyme (Gr. chitma, a thing poured). The material of the food 



which passes from the stomach to the intestine. 

 Chymifica'tion. The conversion of food into chyme. 

 Cicatri'cula (L. a little scar). The scar left after the falling of 



a leaf from a plant; the hilum or base of the seed of 



a plant. A term sometimes applied to the blastoderm or 



germinal membrane of an ovum. 

 Cica'trix (Latin). A scar. 

 Cilia (L. ct!iuin, an eyelash). Minute spontaneously vibratile 



filaments found in various parts of the body of both higher 



and lower animals. 

 Ciliary ITgament (L. cftum, an eyelash ; ligo, 1 bind). See 



Ciliary muscle, for which it is an obsolete term. 

 Ciliary mus'cle (L. cllium, an eyelash). A small muscle, 



situated between the anterior parts of the choroid and 



sclerotic coats of the eye. 

 Ciliary pro'cesses (L. ctttum, an eyelash). The anterior 



termination's of the choroid coat of the eye. 

 Cilia'ta (L. cMum, an eyelashX A division of the Infusoria. 

 Cin'gulum (L. a girdle). The basal part of the crown of a 



tooth. In the earthworm, a swollen region of the body 



into which more or fewer segments between the twenty- 

 fourth and thirty-sixth enter. 

 Cir'culus artlculi vasculo'sus (L. vascular circle of the joint). 



The narrow vascular border formed by the synoviul 



vessels round the articular cartilages. 

 Cir'culus cepha'licus (L. head-circle). A circle formed l>y 



the arteries beneath the base of the skull in Teleostean 



fishes. 

 Cir'culus major (L. greater circle). A vascular ring in the 



ciliary muscle. 

 Circ'ulus mi'nor (L. lesser circle). A small vascular circle 



round the pupil. 



