PEDICULAR 



1032 



PEDUNCLE 



group of cells supporting the hypoblast in a stage of 

 development of certain molluscs (Pisidium), and 

 which subsequently develops into the rectum ; the 

 rectal peduncle. P. of a Vertebra, the portion of a 

 vertebra that projects dorsad from the body on each 

 side. 



Pedicular (ped-ik-u-lar) [from pediculus, dim. of pes, 

 a foot]. Pertaining to a pedicle or little foot-stalk. 

 Peduncular. 



Pediculation (ped-ik' '-it-la' 'shun) \_pediculus, dim. of 

 pes, foot]. The state of being lousy. 



Redicule (ped' '-ik-ul) [pediculus, a little foot]. In 

 biology, a pedicel, pedicle, or peduncle. 



Pediculi (pe-dik' '-u-li) [L.]. Plural of Pediculus, q. v. 



Pediculodermata (pe-dik-u-lo-der' -mat-ah) [pediculus, 

 louse; Sep/ia, skin]. The skin-lesion produced by 

 lice. 



Pediculophobia (pe- dik -u-lo -fo'- be- ah) [pediculus, 

 louse; 0o/Joc, fear]. Morbid dread of lousiness. 



Pediculosis (pe - dik - u - lo'- sis) [ pediculus, louse] . 

 Phthiriasis ; lousiness; a contagious animal parasitic 

 skin-affection characterized by the presence of pedic- 

 uli, which occasion peculiar lesions, scratch-marks, 

 and excoriations, accompanied with itching. See 

 Pediculus and Phthiriasis, under Parasites (Animal), 

 Table of. 



Pediculus (pe - dik'-u- lus) [pediculus, a louse]. A 

 small parasitic hemipterous insect. See under Para- 

 sites (Animal), Table of . 



Pedicure (ped'- ik-ur) [pes, foot; cura, care]. A 

 chiropodist ; also the care of the feet. 



Pediferous (ped-if'-er-us) [pes, foot ; ferre, to bear]. 

 Having feet. 



Pediform (ped' '-if-orm) [pes, foot; forma, form]. In 

 biology, foot-shaped. 



Pedigerous (ped-if '-er-us) [pes, foot; gerere, to bear]. 

 Bearing feet ; pediferous. 



Pedigree (ped' -ig-re) [possibly from Fr. pied de grue, 

 a crane's foot, from the irregular lines on charts of 

 descent]. An account of genealogy or descent. 



Pediluvium (ped-il-u' -ve-um) [pes, foot; lavare, to 

 wash]. A foot-bath. 



Pedimana (ped-iyn' -an-ah ) [pes, {oot; manus, hand]. 

 A family of mammals represented by the marsupials, 

 which have the fore limbs so constructed as to serve 

 either as hands or as feet. 



Pedimanous (ped -im'- an- us) [pes, foot; manus, 

 hand]. In biology, having hand-like feet. 



Pediocle (ped'-e-o-kl) [pes, foot; oculus, eye]. A 

 stalk-eyed crustacean. 



Pediococcus (ped-e-o-kok'-us) [pes, a foot ; k6kko<; , a 

 berry] . A term formerly given to a genus of micro- 

 cocci. 



Pedion (pe'-de-on) [irediov, sole]. Sole of the foot. 



Pedion, Pedium (pe'-de-on, pe'-de-um) [iraig, child]. 

 A child ; also, a fetus. 



Pedionalgia (ped-e-on-al' -je-ah) [izediov, sole of the 

 foot; aXyog, pain]. Pain in the sole of the foot. 



Pedipalp (ped'-ip-alp) [pes, foot; palpus, feeler]. In 

 biology, a maxillary palpus, so modified as to serve as 

 an efficient limb, tactile or prehensile organ, as in 

 scorpions, chelifers, etc. 



Pedipalpous (pcd-ip-al'-pus) [pes, foot ; palpare, to 

 feel]. Having pedipalps. 



Pedipalpus (pcd-ip-al'-pus) [pes, a foot; palpare, to 

 touch: pi., Pedipalpt\. A pedipalp. 



Peditis (pe-di'-tis) [pes, foot; trig, inflammation]. 

 Williams' term for the serious complication of 1am- 

 initis of the horse's foot, in which not only the lam- 

 inae, but the periosteum and the coffin-bone also, are 

 involved in the inflammatory process. 



Pedodynamometer(/A/ -o-di-nam-om' -et-er)[pes, foot ; 



Svva/xig, power; fierpov, measure]. An instrument 

 intended to measure the muscular strength of the 

 leg. 



Pedogenesis, Paedogenesis (pe-do-jen' -es-is) [770(0, 

 child; yeveaig, generation]. In biology, a form of 

 heterogeny, in which an imaginal generation repro- 

 ducing sexually by means of fertilized eggs alternates 

 with several generations of parthenogenetically repro- 

 ducing viviparous larvae (e.g., in Cecidomyia). 



Pedologic (pe-do-loj'-ik) [iralg, child ; Myog, science]. 

 Pertaining to pedology. 



Pedology (pe-dol'-o-Je) [nalg , child ; T^oyog , science]. 

 The science, or sum of knowledge, regarding child- 

 hood, its diseases, hygiene, etc. 



Pedometer (pe-dom' -et-er) [iralg, child ; fierpov, meas- 

 ure]. An instrument for determining the weight and 

 height of a new-born child. 



Pedometer (ped- om'- et - er) [pes, foot; fiirpov, a 

 measure]. An instrument for automatically measur- 

 ing any distance traveled. As formerly constructed, 

 it registered the number of footsteps. 



Pedometry (pe-dom' -et-re) [iralg, a child, or pes, foot ; 

 fierpov, measure]. I. The measurement of the new- 

 born child. 2. The use of the pedometer. 



Pedomorphism (pe-Jo-morf'-izm) [naig(iraiA-), child ; 

 P-opyij, form]. In biology, Harrison Allen's term 

 for the disposition occasionally exhibited in adult ani- 

 mals for the proportions of different parts of the body 

 to remain as they were in the immature individuals, 

 not due to arrest of growth , but to the fact that certain 

 parts preserve^the peculiarities of the young. 



Pedonosology (pe-do-nos-ol' -o-je) [iralg , child ; v6oog, 

 disease; Myog, science]. The nosology of diseases 

 peculiar to infancy and childhood. Pediatrics. 



Pedonosos, Pedonosus (pe-don'-o-sos, pe-don'-o-sus) 

 [7r«Zc, child ; vdaog, disease]. A disease of child- 

 hood. 



Pedopathy (pe-dop' -ath-e) [iralg, child ; iradog, suffer- 

 ing]. The science of the diseases of children, their 

 treatment, etc. 



Pedophlebotomy (pe-do-fie-bof -o-me) [iralg, child; 

 tyte-ip, vein; TOfir/, a cutting]. Venesection in chil- 

 dren. 



'Pcdo'ph\ysis(pe-doff'-lis-is) [iralg, child ; <f/.vaig, erup- 

 tion]. A bullous or pustular eruption in young 

 children. 



Pedophthisis (pe - dof'-this -is) [iralg, child; 1 

 wasting]. Tabetic or other wasting disease of chil- 

 dren. 



Pedopyra (pe-dop' -ir-ah) [iralg, child ; irvp, fire]. 

 A febrile disease of children. P. americana. 5 

 nym of Cholera infantum. 



Pedotrophic (pe-do-tro'-fik) [iralg, child; t/moi'/, nour- 

 ishment]. Pertaining to the rearing of children. 



Pedotrophist (pe - dot' - ro - fist ) [iralg, child; r 

 nourishment]. One skilled in, or devoted to. the 

 rearing of children. 



Pedotrophium (pe -do- tro'-fe - urn) [iralg, child : 

 Tpi<j>eiv, to nourish]. A foundling hospital, or one 

 for orphan children. 



Pedotrophy (pe-dot'-ro-fc)[iralg, child; rpo^ij, nourish- 

 ment]. The hygiene of childhood ; the care, nui 

 and regimen of children. 



Peduncle (pe' -dung-kl) [pedunculus, a little foot]. 

 In biology, a foot-stalk, or foot-like part, a pedi< 

 pedicle, the stalk of a flower-cluster, of a barnai 

 of any organ. In anatomy, any supporting part. P.. 

 Anterior Cerebellar. Synonym of /'. , Superior G/4 

 bellar. P. of the Cerebellum. See P., In 

 Middle, and Superior Cerebellar. P., Cerebral. 

 Synonym of Crus cerebri. P. of the Cerebrum, the 

 cms cerebri. P. of the Corpus callosum, the 



