HYP 



209 



HYP 



hypogastrium, n., hip'o-gastf-ri- 

 tim (Gr. hupo, under ; gaster, the 

 belly), the lower anterior part of 

 the abdomen, extending from the 

 pubes to within about two inches 

 of the umbilicus, and to each 

 side as far as a line drawn upright 

 from the anterior extremity of the 

 crest of the haunch bone (ilium).: 

 hypogastric, a., hip'-o-gasMJc, 

 pert, to the middle part of the 

 lower region of the belly. 



hypogeous, a., hip'-d-je'us, also 

 hypogeal, a,, hip'o-je'al (Gr. 

 hupo, under ; ge, the earth), in 

 bot. , applied to the parts of plants 

 growing beneath the surface of 

 the soil : hypogenous, a.., hip-ddf- 

 Vn-us, in bot., growing beneath. 



hypoglossal, a., hip'o-glos'sdl 

 (Gr. hupo, under ; glossa,, the 

 tongue), applied to the ninth pair 

 of nerves, situated beneath the 

 tongue. 



hypogynous, a., hip-8dj'in-us (Gr. 

 hupo, under ; gune, a female), in 

 bot., inserted below the ovary or 

 pistil: hypogyn, n., hip'-o-jm, a 

 hypogynous plant. 



hyponasty, n., Mp'd-ndst-i (Gr. 

 hupo, under ; nastos, pressed to- 

 gether, stuffed), in bot., a form 

 of nutation when the organs grow 

 most rapidly on the dorsal side ; 

 see 'epinasty.' 



hypophlceodal, a., hip'-d-fle'tid-al 

 (Gr. hupo, under ; phloios, bark), 

 in bot., existing beneath the epi- 

 dermis of the bark. 



hypophyllous, a. , hip'-ofil'-lus (Gr. 

 hupo, under ; phullon, a leaf), in 

 bot. , situated under the leaf ; 

 growing from the under side of a 

 leaf. 



hypophysis cerebri, hip -of -is -is 

 s&rt$b-ri (Gr. hupo, under; phuo, 

 I grow ; L. c$r$brum, the brain, 

 cerebri, of the brain), the pituitary 

 body; a small reddish grey mass of 

 a somewhat flattened oval shape, 

 widest in the transverse direction, 

 occupying the 'sella turcica ' of 

 the sphenoid bone. 

 



hypospadias, n., hip'o-spdd'i-as 

 (Gr. hupo, under ; spddizo, I pull 

 or tear off), a malformation some- 

 times occurring in the under sur- 

 face of the penis. 



hyposporangium, n., hip'-o-spor- 

 anj'-i'Um (Gr. hupo, under; spora, 

 seed ; anggos, a vessel), in bot., 

 the indusium of ferns growing 

 from beneath the spore-case. 



hypostome, n., hip-ds'tdm-e (Gr. 

 hupo, under ; stoma, a mouth), 

 in zool. , the upper lip or labium 

 of certain Crustacea, as in the 

 Trilobites. 



hypothallus, n,, hip'd-thal'-lus, 

 -thalli, n. plu., -thal'li (Gr. hupo, 

 under ; Gr. thallos, L. thallus, a 

 young shoot or branch), delicate 

 fungoid filaments, upon which a 

 lichen thallus is first developed ; 

 the mycelium of certain ento- 

 phytic fungi, as Uredines. 



hypothecium, n., lilp'-o-ihe'-sM-um 

 (Gr. hupo, under ; IheJce, a case), 

 the cellular disc beneath the 

 thalamium in lichens, which 

 bears the thecse. 



hypothenar eminence, hip-dth- 

 eri'dr (Gr. hupo, under ; thenar, 

 the palm of the hand), the fleshy 

 mass at the inner border of the 

 hand, consisting of three muscles 

 passing to the little finger. 



hypoxanthin, n., hip''6ks-anth f >in 

 (Gr. hupo, under ; xanthos, yel- 

 low), a peculiar organic compound 

 found in the fluid of the spleen, 

 and in very small quantity in 

 muscle. 



Hypoxidacess, n. plu., hip tiles'- id- 

 a'-se-e (Gr. hupo, under ; oxus, 

 sharp-pointed referring to the 

 base of the capsule), the Hypoxis 

 family, an Order of herbaceous 

 and usually stemless plants, 

 some having bitter roots, and 

 others edible tubers : Hypoxis, 

 n., hip -(Iks' is, a genus of plants, 

 natives of warm countries. 



hypsometry, n., hips'dm'$t'ri (Gr. 

 hupsos, height ; metron, a meas- 

 ure), the method of ascertaining 



