190 



HAR 



I burst forth), a discharge of 

 blood from the lungs, nose, or 

 intestines, or an effusion of blood 

 into the brain, arising from the 

 rupture of one or more blood 

 vessels ; any bleeding : haemor- 

 rhagic, &.,hem'or-radj'ik, pert, to 

 or consisting of haemorrhage. 



haemorrhoids, n. plu., h&m'-b'r- 

 royds (Gr. haima, blood ; rheo, 

 I flow ; eidos, resemblance), piles, 

 consisting of tumours, situated at 

 or near the anus, varying in size 

 from a pea to a pigeon's egg, and 

 consisting essentially in a dilated 

 and varicose condition of the hsem- 

 orrhoidal veins : hsemorrhoidal, 

 a., hem'-or-rdyd'-al, pert, to piles. 



hsemothorax, hem^o-thor'-alcs (Gr. 

 haima, blood ; thorax, the 

 trunk of the body), applied to the 

 pleural sac filled with blood, or 

 with a fluid of a sanguineous 

 character, which undergoes various 

 secondary changes and degenera- 

 tions in which the surrounding 

 tissues are also involved. 



Halesia, n., hal<esh'-i-a (after Dr. 

 Hales, a vegetable physiologist), 

 a genus of plants, Ord. Styraca- 

 cese; the snowdrop trees of 

 California, whose species are 

 beautiful and valuable from their 

 flowering so early in the season. 



Halimocnemis, n., hal'-i-mftk'- 

 n$m-is (Gr. halimos, brackish, 

 marine from hals, salt ; ri&mos, 

 a grove), a genus of plants, Ord. 

 Chenopodiacese, a species of which, 

 growing in salt marshes, yields 

 soda. 



halitus, n., hal'it-tis (L. halitus, 

 breath from halo, I breathe), a 

 breathing ; the vapour arising from 

 new-drawn blood. 



hallux, n., hdl'-lnlcs (L. hallex, the 

 thumb or great ^toe), the great 

 toe in man ; the innermost of the 

 five digits which normally com- 

 pose the hind foot of a vertebrate 

 animal. 



halophytes, n. plu., haVo-fitz (Gr. 

 hals, the sea; phuton, a plant), 



plants of salt marshes, containing 

 salts of soda in their composition. 



Halorageaceae, n. plu., hal'-d* 

 rddf-e-d'se-e (Gr. hak, the sea ; 

 rhax, a berry, a bush, rhdgos, of 

 a berry), the Mare's-tail family, 

 an Order of herbs or under shrubs, 

 often aquatic, having whorled 

 leaves and sessile flowers : Halor- 

 agis, n., hal''0r-ddj f -is, a genus of 

 rather curious plants. 



Halteres, n. plu., hdlt-er^ez (Gr. 

 halteres, masses of lead held in 

 the hands to balance leapers), the 

 rudimentary filaments or balancers 

 which represent the posterior 

 pair of wings in the Order of 

 insects called the Diptera. 



Hamamelidacese, n. plu., ham'-a* 

 mel'i'dd'-se-e (Gr. hama, together, 

 with ; melon, an apple, in allusion 

 to the fruit accompanying the 

 flower), the Witch-hazel family, 

 an Order of small trees and 

 shrubs: Hamamelis, n., ham'-a- 

 mel'-is, a genus of plants whose 

 species are ornamental trees, pro- 

 ducing a fruit somewhat like a 

 nut : Hamamelis virginica, ver- 

 yin'-ik-a (of or from Virginia, 

 Amer. ; L. virgo, a maid, a 

 virgin, virgmis, of a virgin), a 

 species whose seeds are used as 

 food, while its leaves and bark 

 are astringent and acrid. 



hamose, a., ham>6z', andhamous, 

 a., hdm'us (L. hamus, a hook), 

 in bot. , having the end hooked or 

 curved. 



hamular, &.,ham'ul-ar (L. hamul- 

 us, a little hook from hdmus, a 

 hook), in anat., having a hook- 

 like appearance ; having small 

 hooks: hamulose, a., ham'-ul-oz', 

 in bot., covered with little hooks: 

 hamulus, n., ham' til-its, in bot. t 

 a kind of hooked bristle ; in anat. , 

 a hook-like process : hamulus 

 lachrymalis, lak'-ri-mdl'-ts (L. 

 lachrymdlis, lachrymal from 

 lachryma, a tear), the lachrymal 

 hook-like process. 



harmonia, n., hdr-mon't-a (Gr. 



