PAR- 



226 



PAR- 



paragastric (paragas'trik) a. [Gk. 



para, beside ; gaster, stomach.] 



Pert, a paragaster ; appl. passages 



! or cavities in the branches of a 



- Sponge ; appl. paired blind canals 

 I from the infundibulum to the oral 



f^cone of Ctenophores (zool.}. 



paragastrula (paragas'troola) n. [Gk. 

 para, beside ; gaster, stomach.] The 

 stage of the amphiblastula of a 

 Sponge when the flagellated cells 

 are invaginated into the dome of 

 rounded cells (zool.}._ 



paragenesia (parajene'sia) n. [Gk. 

 para, beside ; genesis, descent.] 

 Hybrids' fertility with the parent 

 species but not inter se (biol.}. 



paraglossa (paraglos'a) n. [Gk.para, 

 beside ; glossa, tongue.] A process 

 on each side of the ligula of Insects 

 (*). 



paraglycogen (paragll'kojen) n. [Gk. 

 para, beside ; glykos, sweet ; genos, 

 production.] Reserve food-material 

 stored in protoplasm-grains of 

 Gregarines (zool.}. 



paragnatha (paragna'tha) n. plu. 

 [Gk. para, beside ; gnathos, jaw.] 

 Paired, delicate, unjointed processes 

 between maxilla and mandible of 

 certain Crustacea (zool}. 



paragnathous (par'agnath'us) a. 

 [Gk. para, beside ; gnathos, jaw.] 

 With mandibles of equal length ; 

 appl. Birds. 



paraheliotropism (par'ah eliot'ropizm) 

 n. [Gk. para, beside ; helios, sun ; 

 trope, a turning.] Tendency of 

 plants to turn the edges of their 

 leaves to too brilliant an illumina- 

 tion to save their surfaces (hot.}. 



parahormone (par'ah&r'mon) n. [Gk. 

 para, beside ; ormao, I arouse to 

 activity.] A substance which acts 

 like a hormone but is a product of 

 the ordinary metabolism of cells ; 

 e.g., the sensibility of a nerve to 

 carbon dioxide (p^hys.}. 



paralinin (parall'nin) n. [Gk. para, 

 beside; L. linum, a linen thread.] 

 Nuclear ground-substance (cyt.}. 



parallelinervate, parallelodrome, 

 appl. leaves with veins or nerves 

 parallel (bot.}. 



paramastigote (paramas'tigot) a. 

 [Gk. para, beside ; mastis, a whip.] 

 Having one long principal flagellum 



and a short accessory one, as cer- 

 tain Mastigophora (zool.}. 



paramastoid (paramas'toid) a. [Gk. 

 para, beside ; mastos, breast ; eidos, 

 resemblance.] Beside the mastoid ; 

 appl. the two paroccipital processes 

 of the exoccipitals (zool.}. 



paramere (par'amer) n. [Gk. para, 

 beside ; meros, part.] Half of a bi- 

 laterally symmetrical structure. 



paraxnetrium (paramet'rium) n. 

 [Gk. para, beside ; metra, uterus.] 

 Fibrous tissue partly surrounding 

 the uterus (anat.}. 



paramitome (paraml'tom) n. [Gk. 

 para, beside ; mitos, a thread.] 

 The interfilar substance of proto- 

 plasm (cyt.}. 



paramylum (parami'lum) n. [Gk. 

 para, beside ; amylon, starch.J A 

 substance allied to starch, occur- 

 ring in Protozoa (phys.}. 



paranephric (paranef'rik) a. [Gk. 

 para, beside ; nephros, kidney.] 

 Beside the kidney ; appl. a fatty 

 body behind the renal fascia (anat.}. 



paranephros (paranefros) n. [Gk. 

 para, beside ; nephros, kidney.] 

 An adrenal body. 



paranuclein (paranu'klem) n. [Gk. 

 para, beside ; L. nucleus, a kernel.] 

 The substance of a true nucleolus 

 (cyt.}. 



paranucleus (paranu'kleus) n. [Gk. 

 para, beside ; L. nucleus, a kernel.] 

 A micronucleus ; a spherical mass 

 of mitochondria (cyt.\ 



paraphysis (paraf'isis) n. [Gk. para, 

 beside \physis, growth.] A slender 

 filamentous epidermal outgrowth 

 occurring among sporogenous 

 organs (hot.) ; a non-nervous out- 

 growth on the top of the brain of 

 nearly all Vertebrates (zool.}. 



parapineal (paraplne'al) a. [Gk. 

 para, beside ; L. pinea, a pine- 

 cone.] Appl. an eye-like epiphysis 

 of lampreys, the pineal body of 

 other Vertebrates (zool.}. 



paraplasm (par'aplazm) n. [Gk. 

 para, beside ; plasma, something 

 moulded.] The vegetative or less 

 active part of cell substance (cyt.). 



parapodium (parapo'dTum) n. [Gk. 

 para, beside ; pous, a foot.] A 

 paired process on the body- 

 segments of Polychaets (zool.}. 



