POS- 



251 



POS- 



post, after ; Gk. kardia, heart.] 

 Behind the region of the heart ; 

 appl. a dorsal vein (anat.}. 



postcava (postka'va) n. [L. post, 

 after ; cavus, hollow.] The inferior 

 or dorsal vena cava of vertebrates 

 above fishes ; the postcaval vein 

 (sool.). 



postcentral (postsgn'tral) a. [L. post, 

 after ; centrum, centre.] Behind 

 the central region ; appl. a cerebral 

 sulcus (anat.}. 



postcentrum (postsSn'trum) n. [L. 

 post, after ; centrum, centre.] The 

 posterior part of the vertebral 

 centrum of certain vertebrates 

 .(zool.}. 



postclavicle (postkl&v'ikl) n. [L. 

 post, after ; claviculum, a small 

 key.] A membrane bone occurring 

 in the shoulder girdle of some 

 higher Ganoids and Teleosts (zool.}. 



postclitellian (post'kliteTian) a. [L. 

 post, after ; clitellae, a pack-saddle.] 

 Situated behind the clitellum 

 (zool.}. 



postcllval (postkllVal) a. [L. post, 

 after ; clivus, a hill.] Appl. 

 fissure behind the clivus oflti 

 cerebellum (ana&. 



postclypeus (po^tklip'eus) n. 

 post, after ; cfypeus, shiel 

 posterior part of the cly 

 Insect (zool.}. 



postdicrotic (post'dlkrSt'ik) a. [L. 

 Post, after ; Gk. dis, twice ; krotein, 

 to beat.] Appl. a secondary wave 

 of a pulse, or that succeeding the 

 dicrotic (phys.}. 



postembryonic (post'e'mbrTSn'flc) a. 

 [L. post, after ; Gk. embryon, a 

 foetus.] Pert, the age succeeding 

 the embryonic (biol.}. 



posterior (poste'rlor) a. [L. posterior, 

 later.] Situated behind or dorsally ; 

 behind the axis ; superior or next 

 the axis (bot.). 



posterolateral (pos'tgrolat'eral) a. 

 [L. posterior, later ; latus, side.] 

 Placed posteriorly and towards the 

 side ; appl. arteries (anat.). 



posteromedlal (pos'tfirome'dt&l) a. 

 [L. posterior, later ; medius, middle.] 

 Placed posteriorly and medianly ; 

 appl. arteries (anat.}. 



postfrontal (postfrun'tal) a. [L. post, 

 after ; frons, forehead.] Appl. a 



bone occurring behind the orbit of 

 some vertebrates, articulating with 

 the frontal (zool.). 



postfurca (postfurTca) n. [L. post, 

 after ; furca, fork.] A posterior 

 sternal furca of an Insect (zool.). 



postganglionic (post'gang'gllfin'ik) a. 

 [L. post, after ; Gk. gangglion, 

 tumour.] Appl. fibres that leave 

 the ganglion ; cf. preganglionic 

 (anat.). 



postglenoid (postgle'noid) a. [L. 

 post, after ; Gk. glene, socket.] 

 Behind the glenoid fossa ; appl. 

 a small process (anat.). 



posthepatic (post'hepat'ik) a. [L. 

 post, after ; hepar, liver.] Appl. 

 the latter part of the alimentary 

 canal, that from the liver to the 

 end (emb.). 



posticous (pos'tlkus) a. [L. posticus, 

 behind.] On the outer or posterior 

 surface ; extrorse (biol.). 



postminimus (postmm'imus) n. [L. 

 post, after ; minimus, smallest.] A 

 rudimentary additional digit oc- 

 i--Ji occasionally in Amphibia 



[L- 



rer ; nodulus, a small knot.] 

 a cerebellar fissure between 

 lule and uvula (anat.). 



postorbltal (posto/bltil) a. [L. post, 

 after ; orbis, circle.] Behind the 

 orbit ; appl. a bone forming part 

 of the posterior wall of the orbit 

 (zool.). 



postotic (postotlk) a. [L. post, after ; 

 Gk. ous, ear.] Behind the ear ; 

 appl. a system of nerves (anat.). 



postparletal (post'parfgtal) a. [L. 

 post, after ; paries, wall.] Appl. 

 paired bones sometimes occurring 

 between parietals and interparietals 

 (zool.). 



postpatagium (post'pata'jtum) n. [L. 

 post, after ; patagiutn, border.] In 

 Birds, a small fold of skin extending 

 postaxially between upper arm and 

 trunk (zool.). 



postpermanent (postpSr'manfint) a. 

 [L. post, after ; permanens, remain- 

 ing.] Appl. traces of a dentition 

 succeeding the permanent in man. 



postpubic (postpu'blk) a. [L. post, 

 after ; pubis, mature.] At the 

 posterior end of the pubis ; appl. 



