43 



GLOSSAHY. 



a, phaino, I show). Allowing 

 light to pass through, but not so as 

 to form distinct images of objects. 



Diaphore'sis (Gr. Sia, dia, through ; 

 0opo>, phor'eo, I carry). An in- 

 crease of perspiration. 



Diaphoretic (Gr. Sia, dia, through ; 

 (popeoa, phor'eo, I carry). Producing 

 an increase of perspiration. 



Diaphragm (Gr. Sia, dia, apart ; 

 typaffo-w, phrasso, I fence in). The 

 midriff, or membranous and mus- 

 cular partition which divides the 

 chest from the abdomen ; a black 

 perforated plate, used in optical 

 instruments, for allowing only the 



. central rays to reach the eye. 



Diaphragmatic (Gr. Sta^pcry/ua, dia- 

 phragma, the midriff). Belonging 

 to the diaphragm. 



Diaph/ysis (Gr. Sta, dia, apart; 

 <pv<a, phuo, I grow). A term ap- 

 plied to the shaft of a long bone, 

 of which the ends are completed 

 by the addition of portions ossified 

 separately. 



Diapoph/ysis (Gr. Sia, dia, apart ; 

 OTTO, apo, from ; 0uo>, phuo, I 

 grow). A name given to the trans- 

 verse process of a vertebra in the 

 archetype skeleton. 



Diarrhoe'a (Gr. Sia, dia, through; 

 pea, rhed, I flow). An excessive 

 discharge from the bowels. 



Diarthro'sis (Gr. Sta, dia, through ; 

 ap6pov, arthr on, & joint). A move- 

 able joint, such as those of the 

 limbs or lower jaw. 



Di'astase (Gr. Sa'arrj^j, di'istemi, I 

 separate). A peculiar azotised 

 substance found in germinating 

 seeds or buds in a state of develop- 

 ment, and having the property of 

 transforming starch into sugar. 



Dias'tole' (Gr. 5ja, dia, apart ; 

 o-reAAw, stello, I send). In physi- 

 ology, the dilatation or opening of 

 the heart after contraction ; in gram- 

 mar, a lengthening of a syllable. 



Diather'mancy(Gr. Sia, dia, through; 

 Oep/uiaivw, thermal' no, I heat). The 

 property which some substances 

 possess of allowing rays of heat to 

 pass through them, as light passes 

 through glass. 



Diather'manous (Gr. Sia, dia, 

 through ; depfjiaivca, thermal' no, I 

 heat). Having the property of 

 transmitting heat, as glass trans- 

 mits light. 



Diath'esis (Gr. Sia, dia, apart ; riUri/j-t, 

 tithemi, I place). A particular 

 state or disposition. 



Diaton'ic (Gr. Sia, dia, through ; 

 TWOS, tonos, sound). Ascend- 

 ing or descending from sound to 

 sound. 



Dibran'chiate (Gr. Sis, dls, double ; 

 Ppayxia, bran'chia, gills). Having 

 two gills : applied to an order of 

 cephalopods. 



Diceph/alous (Gr. Sis, dls, twice ; 

 Ke<pa\rj, keph'ale, a head) Having 

 two heads on one body. 



Dichlamyd'eous (Gr. Sis, dis, twice ; 

 X^ajj.vs, chlamus, a garment). 

 Having two coverings ; in botany, 

 having calyx and corolla. 



Dichobu'ne ^Gr. 5ix<*, dlcha, doubly; 

 fiovvos, bounos, a ridge). A genus 

 of fossil quadrupeds, having deeply 

 cleft ridges in the upper molar 

 teeth . 



Dichot'omous (Gr. Sixa, dicha, 

 doubly ; re/xi/w, temno, I cut) . 

 Dividing by pairs. 



Dicoe'lous (Gr. Sis, dls, double ; 

 KoiXos, Icollos, hollow). Having 

 two cavities. 



Dicotyle'donous (Gr. Sis, dls, double ; 

 /coTuA7?5wv, kotidtdon, a seed lobe 

 or leaf). Having two cotyledons 

 or seed-leaves. 



Dic'tyogens (Gr. SIKTVOV, dlk'tuon, 

 a net ; yevvaw, genn'ao, I produce). 

 A sub-class of endogenous plants, 

 having the veins of the leaves ar- 

 ranged in a net- work, like exogens, 

 instead of parallel. 



Dictyopnyl'lum (Gr.St/cruoj/, dlk'tuon, 

 a net; <pv\\oi>, phullon, a leaf). 

 Net-leaf : a genus provisionally in- 

 cluding all unknown fossil dicoty- 

 ledonous leaves of net-like struc- 

 ture. 



Dicyn'odon (Gr. Sis, dis, double ; 

 Kv<av r Tcuon, a dog ; oSovs, odous, a 

 tooth). Double canine-toothed : 

 a provisional genus of reptiles with 

 no teeth in the upper jaw, except 



