ATR 



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AUR 



atrophia, n., at-rof'i-a, also at- 

 rophy, n., at'rof-i (Gr. a, with- 

 out ; trophe, nourishment from 

 trepho, I nourish), a wasting away 

 of the body or of an organ with 

 or without apparent cause, and 

 accompanied by impairment or 

 destruction of functions: atropic, 

 &.,dt-rtip'-tk, wasted; defectively 

 nourished; in bot., abortion and 

 degeneration of organs. 



atropous, a., at' r tip -us, andatropal, 

 a., at'-rop-al (Gr. a, without ; 

 trope, a turning), in bot., the 

 ovule with foramen opposite to 

 the hilum ; an ovule having its 

 original, erect position ; syn. of 

 'orthotropous ' and 'orthotropal.' 



Attalea, n., at-tal'-e-a (L. Attains, 

 a king of Pergamos renowned for 

 his wealth ; attalicus, woven 

 with gold, magnificent), a fine 

 genus of beautiful, ornamental 

 palm trees, attaining a height of 

 from 10 to 70 feet, Ord. Palmse : 

 Attalea funifera, fun-if-er-a (L. 

 funis, a cord ; fero, I bear), a 

 palm whose fruit is known by 

 the name of ' Coquilla nuts, ' and 

 the hard pericarps furnish 

 material for making umbrella 

 handles, etc. 



attenuation, n., at't&n'u'd'shun 

 (L. attenudtus, weak, reduced 

 from ad, to ; tennis, thin), a 

 term employed in homoeopathy 

 to denote the dilution of drugs.' 



attollens aurem, at-tol'-Znz dwr'em 

 (L. attollens, lifting up on high ; 

 auris, the ear, aurem, ac.), rais- 

 ing up the ear ; a muscle which 

 raises the ear : attrahens aurem, 

 at''tra>h$nzdwr''em(L. attrahens, 

 drawing towards ; aurem, the 

 ear), drawing towards the ear ; 

 a muscle which draws the ear 

 forwards and upwards : retrahens 

 aurem, re'-trd-henz dwr'-Zm (re- 

 trahens, drawing back; aurem, 

 the ear), drawing the ear back ; 

 a muscle which draws the ear 

 back; the preceding three small 

 muscles are placed immediately 



beneath the skin around the 

 external ear, and, though their 

 names express energy, they are 

 rarely active in man. 



Aucklandia costus, divk'land'i-a 

 kost-us (Auckland; Gr. kostos, 

 L. costum, an Oriental aromatic 

 plant), another name for 'Aplo- 

 taxis lappa,' found in Cashmere, 

 said to be the anc. Costus, the 

 root having been celebrated for 

 its virtues. 



Aucuba, n., awk'-ub-a' (name of 

 the shrub in Japan), a genus of 

 plants, Ord. Cornacese, fine 

 hardy shrubs : Aucuba Japonica, 

 jd-pSn'ik'a (Japtinicus, of or 

 belonging to Japan), a shrub 

 having beautifully blotched and 

 variegated leaves. 



auditory, a., dfod'-tt-dr-t (L. 

 auditor, a hearer from audio, I 

 hear), pert, to the sense of hear- 

 ing. 



aura, n., dwr'a (Gr. and L. aura, 

 the air), a peculiar sensation 

 which sometimes gives warning 

 of a fit of epilepsy. 



aural, a., dwr'-al (L. auris, an 

 ear), pert, to the ear and its 

 diseases. 



AurantiacesB, n. plu., dwr-an'-ti-d'- 

 se-e(mid..Ij.auranlium, the orange 

 from aurum, gold, in allusion 

 to its colour), the Orange family, 

 many of the species bearing well- 

 known excellent fruit : auran- 

 tium, n., dwr-an'shi-um (L.), 

 the orange. 



aurella, n. plu., dwr-el'la (L. 

 aurellum, a dimin. from aurum, 

 gold), the chrysalides of some 

 Lepidoptera, from their exhibiting 

 a golden lustre. 



auricle, n., dwr'i-kl (L. auricula, 

 the ear flap from auris, the 

 ear), the outside ear, which pro- 

 jects as a circular flap from the 

 side of the head ; an ear-like 

 appendage ; two muscular cavities 

 of the heart, so called from their 

 resemblance to the ear of a dog, 

 named respectively the right and 



