

PROPARATERESIS 



1189 



PROPRIETARY 



Proparateresis (pro-par-at-er-e' -sis)[—po , before ; izapa, 

 beside ; rfipTjaic, a watching] . Prevention ; prophy- 

 laxis. 



Propargylic Acid (pro-par-gil'-ik). See Propiolic Acid. 



Propatagial (pro-pat-a' -je-al) [~po, before; Tiarayelov, 

 a border]. Pertaining to the propatagium. 



Propatagium (pro-pat-a' -je-um) [~po, before ; rrara- 

 . a golden stripe, border: //., Propatagia']. In 

 biologv, the fold of skin in front of and between the 

 forearm and upper arm in the wing of a bird. 



Propathy (pro'-path-e) [~po, before; -ddoQ, disease], 

 i. A premonitory symptom. 2. A past disease. 



Prop-cells. Cells, generally columnar or fusiform, 

 placed in the intervals of the rods and hair-cells of the 

 organ of Corti. They are also known as Supporting 

 : and Cells of Deiter. 



Proped r-ro'-ped). See Proleg. 



Propedal (pro-pe'-dl) [pro, for; pes, a foot]. Per- 

 taining to a proped. 



Propendentia ( pro -pen - den'- she -ah). Synonym of 

 Prolapse. P. uvulae, relaxation of the uvula. 



Propenyl (pro'-pen-il). Set Glyceryl. P. Trinitrate, 

 lym of Nitroglycerin. 



Propenyl Hydrate (pro' '-pen-il-hi' '-drat). See Glycerin. 



Propepsin (pro-pep' -sin) [~p6, before ; rci—reiv, to 

 cook]. The zymogen, or mother-substance, of pepsin, 

 found in the cells of the gastric glands. 



Propeptone (pro-pep' -ton). See under Peptone. 



Propeptonuria (pro-pep-ton-u' -re-ah) [tt/uo, before; 

 - — e /i, to cook ; ovpov, urine]. The appearance of 

 propeptone or hemialbumose in the urine. It may 

 occur in fevers, diphtheria, or osteomalacia, or during 



i medication with storax or phosphorus. See Peptonuria . 

 Properistoma (pro-per-is-to'-mah) [~p6, before; irepi, 

 around; aroua, mouth : //., Properistomata\ In bi- 

 , ology, the thickened edge of the gastrula. 



Properistomal (pro-per-is-to'-mal) [~po, before; irepi, 

 1 around ; crroua. mouth]. Pertaining to a properistoma. 



Properistome (pro-per' -is-tbm\. Same as Properistoma. 



Preperitoneal (pro-per-it-o-ne' -al ) [~po, before; irepiTo- 

 vawv, peritoneum]. Situated in front of the peritone- 

 um. P. Hernia, a hernia the sac of which extends 

 in various directions -within the abdominal walls. P. 

 Hernia, Cruro-, of Kroenlein, a femoral hernia in 

 which an additional sac exists in the cellular tissue 

 of the pelvis, between the peritoneum and the abdom- 

 inal wall. P. Hernia, Inguino-, of Kroenlein; one 

 which protrudes outward along the fold of the groin, 

 within the abdominal walls; by the French termed 

 hernie en bissac. 



J rophasis (prof'-as-is) [irp6, before ; <f>aiveiv, to show]. 

 I. Prognosis. 2. In biology, a collective term pro- 

 posed by Strasburger for the phenomena of karyoki- 

 nesis up to the longitudinal splitting of the threads. Cf. 

 anaphases, tnetaphases. 

 ■rophetin (prof'-et-in), C 20 H 36 O 7 . A glucosid found in 



Ecballium officinale and Cucumis prophetarum . 

 -"rophloem (pro-flo'-em) [-xp6, before ; <ploioc, bark]. 

 In biology, (a) the incipient rudiment or Anlage of 

 phloem in a fibro-vascular bundle ; (b) a tissue in the 

 sporophore of mosses resembling the phloem of higher 

 plants. 



rophragma ( pro-frag' -mah) [irp6, before; (j>pay[ia, 

 fence, partition : //. , Prophragmatd~\. In biology, an 

 internal, anterior, transverse plate of the exoskeleton 

 of an insect, serving for the attachment of internal 

 organs. 



rophthalmos (prof thai' -mos). Synonym of Exoph- 

 thalmos. 



rophylactic (pro-fl-ak'-tik) [T?po<bv?Jdoaeiv, to keep 

 guard before]. Pertaining to prophylaxis. Also, a 

 nedicine or agent that prevents the taking of disease. 





Prophylaxis (pro-fil-aks'-is) [Trpoov/./.daaeiv, to keep 

 guard before]. Prevention of disease ; preventive 

 measures ; preventive medicine ; hygiene. 



Prophylaxy (pro'-fl-aks-e). Same as Prophylaxis. 



Prophyllum (pro-fl'-um) [~po, before ; <pv/J.ov, leaf]. 

 A primitive or primary leaf. 



Prophysis (prof'-is-is). See Symblepharon. 



Propiolic Acid (pro-pe-o'-lik). See Acid. 



Propionamid (pro-pe-on' -am-id) [-puroc, first ; iriuv, 

 fat ; amid~\, CjH 7 NO. A substitution compound of 

 ammonia. 



Propione (pro'-pe-on) [-pwroc , first ; ricnr, fat], C 3 H 10 O. 

 Diethyl Ketone, a liquid obtained by the distillation 

 of calcium propionate. It boils at ioi° C. 



Propionic Acid ( pro-pe-on' -ik). See p. 36. 



Proplasm (pro'-plazm) [~po, for ; — /.aaaeiv, to form]. 

 A mold; a matrix. 



Propleural {pro-plu'-ral) [-/jo, before ; ~/.evpa, side]. 

 Pertaining to the propleura. 



Propleuron ( pro-phi' -ron) [^p6, before; -z'/.tvpa, side: 

 pi., Propleura\. In biology, one of the prothoracic 

 parameres of an arthropod. 



Proplexus (pro-pleks' -us) [pro, before; plexus, plex- 

 us]. The choroid plexus of the lateral ventricle of 

 the brain. See Paraplexus. 



Propodeum (pro-po'- de-um) [pro, before ; pod(ex), 

 fundament : pi. , Propodea\ In biology, a part of the 

 last thoracic ring of certain insects transferred during 

 development from the first abdominal ring. 



Propodial (pro-po'- de - al) [irpo, before; —01c, foot]. 

 Pertaining to the propodium. 



Propodite (prop'- o-dit) [x/x5, before; izovq, foot]. 

 Same as Propodos. 



Propodium (pro-po' -de-um) [Tp6, before ; Trove, foot : 

 pi., Propodia~\. In biology, the anterior portion of the 

 foot of a gasteropod or pteropod, as distinguished 

 from the mesopodium and metapodium. 



Propodos ( prop' -o-dos) [~p6, before ; ttoi'c, foot]. In 

 biology, the sixth joint of any appendage of a crusta- 

 cean; a prognathite, propodite (Bate). Cf. protopo- 

 dite, endopodite or exopodite, ischiopodite, meropodite, 

 carpopodite, and dactylopodite. 



Propolis (prop' -o-lis) [~po, before; iro/tc, city]. In 

 biology, a resinous substance, exceedingly tenacious, 

 varying much in color, but usually a rich brown, and 

 which emits a balsamic odor, used by bees both as a 

 cement and as a varnish. Bees varnish their combs 

 with it, applying it quite thickly on the edges of the 

 cells and thin on the cell-walls ; they use it to fill up 

 every crack the bottom of which they cannot reach. 

 Propolis is collected in largest amounts toward the 

 end of the season, from a variety of sources, e. g., the 

 leaf-buds of shrubs and trees, the poplar, the alder, 

 the beech, the willow, the fir, the horsechestnut, the 

 hollyhock, etc. 



Propoma (pro-po' -mah) [TrpoTriveiv, to drink before]. 

 A potion taken before meals. 



Propons (pro'-ponz). Synonym of Ponticulus. 



Propostscutellar (pro-post-sku-tel'-ar) [~po, before; 

 postscutellum\. Pertaining to a propostscutellum. 



Propostscutellum (pro-post-sku-tcl'-um) [~p6, before ; 

 postscutellum~\. In biology, the postscutellum of the 

 pronotum. 



Proprescutal ( pro-pre-sku'-tal) [pro, before; prescu- 

 tuni\. Pertaining to the proprescutum. 



Proprietary (pro-pri' -et-ar-e) [proprietas, property]. 

 Belonging to a proprietor. P. Medicine. One the 

 manufacture or sale of which is controlled or limited 

 by a monopoly of the sources of supply ; by a property- 

 right in the trade-mark, the name, or the label ; by 

 a patent ; by a secret of constitution or of method of 

 manufacture ; or by any other means. 



