LES 



236 



LEV 



lanager, wool-bearing from lana, 

 wool ; gero, I bear), a species 

 whose leaves are used as tea. 



lesion, n., lezh'-un (L. Icesus, hurt), 

 a hurt ; an injury ; a morbid 

 alteration in a function or struct- 

 ure. 



lethal, a., leth'-til (L. lethdlis, mor- 

 tal from lethum, death), deadly; 

 mortal. 



lethargy, n., Wt&r-ji (Gr. and 

 L. lethargia, drowsiness from 

 lethe, forgetfulness ; argos, idle), 

 heavy, unnatural slumber; morbid 

 drowsiness. 



lettuce, n., let'-tis (L. lactuca, a 

 lettuce from lac, milk), a garden 

 salad plant of various kinds ; the 

 common lettuce is the Lactuca 

 sativa, Ord. Compositse, Sub- 

 ord. Cichoracese. 



leuchaemia, n., Idlc-em'-i-a (Gr. 

 leukos, white ; haima, blood), a 

 morbid condition of the blood ; 

 the same as leucocythsemia, 

 which see. 



leucin, n., M-in (Gr. leukos, 

 white), a peculiar white sub- 

 stance derived from nitrogenous 

 bodies. 



leucocytosis, n., WS-rtt-faf-is (Gr. 

 leukos, white ; kutos, a cell), an 

 increase in the number of white 

 corpuscles in the blood in several 

 morbid as well as physiological 

 conditions in the latter, after 

 partaking of food for instance : 

 leucocythsBmia, n., Idk'o-sith- 

 em' i- a (Gr. haima, blood), the 

 condition of the blood in which 

 the white corpuscles are enor- 

 mously increased in number. 



Leucodendron, n., Id&o-den'drdn 

 (Gr. leukos, white ; dendron, a 

 tree), a genus of splendid ever- 

 green shrubs, having heads of 

 yellow flowers, so called from 

 their white leaves: Leucodendron 

 argenteum, dr-jfytftWim (L. 

 argent$us, made of silver from 

 argentum, silver), the silver tree 

 or AVitteboom of the Cape, having 

 beautiful silky leaves, ( 



leucoderma, n., Idk'd-derm'a (Gr. 

 leukos ; white ; derma, skin), a 

 disease characterised by a mere 

 discoloration of the skin, giving 

 rise to no other symptoms. 



Leucojum, n., Idk-o'jum (Gr. 

 leukos, white ; ion, a violet), a 

 genus of hardy bulbs producing 

 spikes of pretty white flowers, 

 like the snowdrop, Ord. Amar- 

 yllidacese : Leucojum vernum, 

 vern'um (L. vernus, belonging 

 to spring from ver, spring), 

 the snow-flake. 



Leucopogon, n., IdTc'd-pog'tin (Gr. 

 leukos, white ; pogon, the beard, 

 the limb of the corolla being 

 bearded with white hairs), a 

 genus of plants, Ord. Epacrid- 

 acese : Leucopogon Eichei, ritsh'- 

 %-i (a proper name), a fruit-bear- 

 ing plant of Australia called 

 Native Currant. 



leucorrhcea, n., Idk'o'r-re'a (Gr. 

 leukos, white ; rheo, I flow), the 

 * whites,' a disorder frequently 

 met with in women, and the 

 result either of debility, or of 

 inflammatory changes in the 

 genital organs. 



leukaemia, n., Idk-em'i-a, see 

 ' leuchsemia. ' 



levator, n., Ifo-at'-tir (L. levdtor, a 

 lifter from levo, I lift up), in 

 anat., a muscle which raises up a 

 part ; the muscle which lowers a 

 part being called ' depressor ' : 

 levator anguli oris, antf-gul-l 

 or'4s (L. anguli, of the angle, os, 

 the mouth, oris, of the mouth), a 

 muscle arising in the canine 

 fossa, and inserted into the angle 

 of the mouth : levatores costar- 

 um, lev f 'at-dr'ez ktist-ar'-iim (L. 

 costa, a rib, costdrum, of ribs), 

 muscles which raise the ribs, 



levis, a., lev'is (L. levis, smooth), 

 in lot., even : levigatus, a., Uv 

 ty'tit'-us (L.), made smooth ; 

 having a smooth, polished appear- 

 ance : levigation, n., W-vj-af" 

 shun, the reduction of a hard 

 substance by grinding or rubbing, 



