SCA 



372 



SCA 



form of the corolla : Scsevola 

 taccada, tdk-kad'a (Sp. tacada, 

 marked or spotted ; a Malay 

 name), a species whose leaves are 

 eaten, as pot-herbs, the pith is soft 

 and spongy : S. bela-modogam, 

 bel'a-mod f '0g>am (unascertained), 

 is emollient, and used in India 

 to bring tumours to a head. 



scala media, skal'-a med'-i-a (L. 

 scala, a ladder ; medms, internal, 

 middle), the middle ladder ; a lad- 

 der-like canal in the cochlea of the 

 ear : scala tympani, tim'-pan-i (L. 

 tympanum, a drum), the ladder 

 or staircase of the drum ; a canal 

 in the cochlea of the ear : s. 

 vestibuli, vVs-tib'-id-i (L. vestib- 

 tilum, a fore-court, an entrance), 

 the ladder of the vestibule, a 

 canal in the cochlea of the ear 

 communicating with the vestib- 

 ule. 



scalariform, a., skal-ar'-i-form (L. 

 scala, a ladder ; forma, shape), 

 ladder-shaped ; in bot., applied 

 to vessels or tissue having bars 

 like a ladder, as seen in ferns. 



scald-head, skald (Dan. skolde), 

 the common name for porrigo 

 and eczema : scalds, n. plu., 

 burns. 



scalenus, n., sJcal-en'us (Gr. skal- 

 enos, oblique, unequal), a group 

 of muscles on each side of the 

 neck, which bend the head and 

 neck, named scalenus posticus, 

 post-iltf-us (L. posticus, that is 

 behind) ; s. medius, med'4>us (L. 

 m&dius, middle) ; and s. anticus, 

 ant-ik'-us (L. dntlcus, that is 

 before). 



scales, n. plu., skdlz, in bot. 9 

 rudimentary or metamorphosed 

 leaves. 



scalp, n., skdlp (L. scalpo, I cut, 

 I carve ; Dut. schelp or schulp, 

 a shell), the skin and subcut- 

 aneous tissues of the top of the 

 head on which the hair grows. 



scalpel, n., skalp'-el (L. scalpellum, 

 a scalpel from scalpo, I carve, 

 I scrape), in anat., a knife used 



in dissecting, and in surgical 

 operations : scalpelliform, a., 

 skdlp-'el f 'U'f6rm, in bot., shaped 

 like the blade of a scalpel. 



scalpriform, a., skalp'-ri-fdrm (L. 

 scalprum, a knife or chisel ; 



forma, shape), applied to certain 

 teeth which have cutting edges, 

 as in the incisors of the Rodents : 

 scalprum, n. , skalp'rtim, the cut- 

 ting edge of the incisor teeth. 



scammony, n., skam'-mtin-^ (L. 

 scammonia), a gummy resinous 

 exudation, used as a drastic 

 purgative, and obtained from the 

 root of the Convolvulus Scam- 

 monia. 



scandent, a., skand'Znt (L. scand- 

 ens, climbing, scandentis, of 

 climbing), in bot., climbing by 

 means of supports, as a plant 

 upon a wall or rock. 



Scansores, n. plu., skan-sor'-ez (L. 

 scansorms, of or for climbing 

 from scansum, to climb), the 

 Order of the climbing birds : 

 scansorial, a., skan-sdr'-i-al, 

 climbing ; formed for climbing. 



scape, n., skdp (L. scapus, Gr. 

 skapos, a stem, a stalk), in bot., 

 a naked flower-stalk bearing one 

 or more flowers arising from a 

 short axis, as in the cowslip and 

 hyacinth: scapiform, a., scap'-i- 



form (L. forma t shape), resem- 

 bling a scape. 



scaphognathite, n., skaf-og'-nath' 

 it (Gr. skdphe, a boat ; gnathos, a 

 jaw), the boat-shaped appendage 

 of the second pair of maxillae in 

 the Lobster, whose function is to 

 spoon out the water from the 

 branchial chamber. 



scaphoid, a. , skaf'-oyd (Gr. skaphe, 

 a boat or skiff; eidos, resem- 

 blance), resembling a boat : n., 

 in anat., one of the bones of the 

 carpus, and also one of the 

 tarsus. 



scapula, n., skap'ul-a (L. scapula, 

 the shoulder - blade from Gr. 

 skdphe, a skiff, from its hollow- 

 ness), the shoulder - blade ; the 



