355 



REG 



regeneration, n., 

 (L. re, again ; genero, I beget), 

 the renewal of a portion of lost 

 or removed tissue. 



regimen, n., redj'i'm&n (L. regi- 

 men, direction from rego, I 

 rule), in med., the strict regula- 

 tion of diet and habits, with the 

 view of preserving or restoring 

 health. 



region, n., redj'un (L. rZgio, a 

 boundary line), a definite space 

 on the surface of the body, or a 

 division of the organs, as abdom- 

 inal region, gluteal region, etc. 



regma, n., reg'ma (Gr. rhegma, 

 a rupture), in bot., a seed vessel, 

 the two valves of which open 

 by an elastic movement, as in 

 Euphorbia. 



regurgitation, n., rfrgefytfadfyh'toi 

 (L. re, again ; gurges, a raging 

 abyss, a stream), the act of 

 flowing or pouring back by the 

 same orifice or place of entrance ; 

 the natural and easy vomiting of 

 food by infants. 



rejuvenescence, n., r$-j6v'-en-Zs' 

 s$ns (L. re, again ; juvenesco, I 

 become young), a renewal of 

 youth : rejuvenescence of a cell, 

 in bot. , the formation of one new 

 cell from the whole of the proto- 

 plasm of a cell already in exist- 

 ence. 



relapse, n., r~e-laps' (L. relapsus, 

 sunk or fallen back from re, 

 back ; lapsus, a slipping), a re- 

 turn of a disease after convales- 

 cence : relapsing fever, a con- 

 tagious disease, characterised by 

 one or more relapses after ap- 

 parent convalescence, chiefly met 

 with as an epidemic in periods of 

 scarcity and famine ; also called 

 ' famine fever. ' 



relaxation, n., re'laTcs-a'sJiUn (L. 

 re, back ; laxo, I loose or slacken), 

 in med., a lessening of the 

 normal and healthy tone of the 

 body. 



reliquiae, n. plu., re-Wf-wl-e (L. 

 reliquice, the remains), the 



REP 



remains of the dead ; in bot. 9 

 the remains of withered leaves 

 attached to the plant ; in path- 

 olotjy, the permanent evidence 

 of past morbid processes. 



remittent, a., re-mit'-ent (L. re, 

 back ; mitto, I send), in med., 

 applied to diseases whose symp- 

 toms alternately diminish and 

 return : remittent fever, a mal- 

 arious fever, having irregular 

 repeated exacerbations, known 

 also by various other names, as 

 'jungle fever,' * bilious fever,' 

 etc. 



renal, a., ren'al (It. renale, 

 renal ; L. renes, the kidneys), 

 relating to or connected with the 

 reins or kidneys : reniform, a., 

 ren'z-form (L. forma, shape), in 

 shape like a kidney. 



rennet, n., ren f -riet (Ger. rennen, 

 to run ; Dut. runnen, to curdle), 

 an infusion of the inner mem- 

 brane of a calf's stomach, used 

 for coagulating milk. 



repand, a., rep'-and (L. repandus, 

 bent backwards, bent up from 

 re, back ; pandus, bent), in bot., 

 applied to a leaf when its mar- 

 gin is undulated, and unequally 

 dilated. 



repent, a., rep'-ent (L. repens, 

 creeping, repentis, of creeping), 

 in bot., lying flat upon the 

 ground, and remitting roots 

 along the under surface.. 



replicate, a., r^p'-lik-at (L. rVplic- 

 dtus, folded or rolled back 

 from re, . back ; plico, I fold), in 

 bot., doubled down so that the 

 upper part comes in contact with 

 the lower. 



replum, n., rep'-lum (L. replum, 

 a door-cheek, the leaf of a door), 

 in bot., a longitudinal division in 

 a pod formed by the placenta, as 

 in Cruciferse ; the persistent por- 

 tion of some pericarps after the 

 valves have fallen away. 



Reptilia, n. plu., rep-ttt'-t-a (L. 

 reptilis, a reptile from repto, I 

 crawl), the class of the Vertebrata 



