ASA 



36 



ASC 



filling up the posterior concave 

 surface of the arytenoid cartil- 

 ages. 



asafcetida, n., as'- a -f Mid- a (L. 

 asa, a gum suggested to be a 

 corruption of the Persian name 

 anguzeh', L. foetidus, fetid; Arab. 

 asa, healing), the stinking healer, 

 a fetid gum resin, being the con- 

 crete juice of the plant Narthex 

 asafoetida, or Ferula narthex, 

 a plant found in Persia and 

 Afghanistan, and also from 

 Ferula Persica, and Scorodosma 

 foetidum ; Ord. Umbelliferse. 



Asagrsea, n. plu., as'-a-gre'-a (in 

 honour of Dr. Asa Gray), a genus 

 of plants, Ord. Melanthacese : 

 Asagrsea officinalis, of-fis'-m-aVis 

 (L. officina-lis, officinal from of- 

 ficlna, a workshop, a laboratory), 

 a plant, a native of Mexico, whose 

 fruit is called Cevadilla, used in 

 the preparation of Veratria, which 

 is employed in cases of neuralgia 

 and rheumatism. 



aiarabacca, n., fa'-ar-a-bak'-M 

 (from Asarum, wild spikenard, 

 but origin unknown), the name 

 given to the powdered leaves of 

 ' Asarum Europseum, ' used as an 

 acrid emetic, Ord. Aristolochia- 

 cese. 



Asarum, n., as'-ar-um (L. asarum, 

 Gr. asaron, hazel-wort, wild 

 spikenard), a genus of plants, 

 Ord. Aristolochiacese : Asarum 

 Europseum, ur^-op-e'-um (L. Euro- 

 pceum, belonging to Europe), a 

 plant whose powdered leaves form 

 an acrid emetic, and w r hose powd- 

 ered leaves and roots enter into 

 the composition of cephalic snuffs : 

 asarin,, n., as'-ar-in, an active 

 crystalline substance obtained 

 from the plant: Asarin Canad- 

 ense, kan'-ad'ens'-e (L. Canad- 

 ensis, belonging to Canada), the 

 wild ginger plant, or Canada 

 snake-root, used as a spice in 

 Canada. 



Ascaris, n., ask'-ar-is (Gr. askaris, 

 a long round worm in the bowels, 



askaridos, of a long round worm), 

 a genus of intestinal worms : 

 Ascarides, n. plu., ask-ar'-id-ez, 

 the intestinal thread - worms : 

 Ascaris lumbricoides, lum'brik- 

 oyd'-ez (L. lumbricus, a maw- 

 worm from lumbus, a loin ; Gr. 

 eidos, resemblance), the Ascarides, 

 which resemble the earth-worm ; 

 a worm found in the small intest- 

 ine of man, and probably in the 

 ox : A. megalocephala, meg'- 

 al'd'Sef'al'a (Gr. megalos, great, 

 large ; kephale, the head), the 

 large-headed Ascarides, the intest- 

 inal worms of the horse, ass, 

 mule, etc., found in the small 

 intestine, sometimes in stomach 

 and large intestine : A. mystax, 

 mis'taks (Gr. mustax, the upper 

 lip, the moustache), the lipped 

 or hairy worms ; the intestinal 

 worms of the cat, lynx, tiger, etc., 

 also of man : A. marginata, 

 mdrj'fa'&f'd (L. margindtus, 

 furnished with a border), the in- 

 testinal worms of the dog, found 

 in the small intestine : A. suilla, 

 su-il'-la (L. suillus, belonging to a 

 swine from sus, a swine), the 

 intestinal worm of the pig. 

 ascending, a., ds-send'-mg (L. ad, 

 to ; scandens, climbing), in bot., 

 applied to a procumbent stem 

 which rises gradually from its 

 base ; applied to ovules attached 

 a little above the base of the 

 ovary ; rising erect from the 

 ground and forming a curve. 

 asci, n. plu., as'-si {Gr. askos, L. 

 ascus, a cavity or bladder), small 

 membranous cells or bags which 

 contain the sporules of crypto- 

 gamic plants : ascidium, n., as* 

 sid'-i-tim, ascidia, n. plu., as* 

 sid f 'i'a((xY. askidion, a little bag), 

 in bot. , pitcher leaves ; a form of 

 leaf in which the stalk or petiole 

 is widely and deeply hollowed, and 

 closed by the blade as by a lid ; 

 in zool, an order of shell-less 

 molluscs, having the appearance 

 of small leathern pouches or 



