JAC- 
segesantel (jak’tlatér) 2. [L. jaculatus, 
thro A placental _ process, 
aanaliy: AE Ge Ig of certain 
fruits (402. 
jaculatory (jak’ Some. a [L.7 
latorius, throwing.] ae ies 
capable of being emitted (z00/.). 
aculatory —_ —a portion 3 the 
vas deferens in many animals, 
which is eapabie of eines pro- 
truded (zo0/.). 
jaculiterous Gak alte tha) ac AL. 
Jaculum tt; ferre, to carry.] 
nes. 
Akin to chaw, chew.] 
structure of vertebrates supported 
y bone or cartilage, naked or 
sheathed in horn, or bearing teeth 
or horny plates, forming part of 
ps aig and helping to open 
in a a 
ceralerty placed on tur 
jaw-bone,—the mandible 
jaw-foot,—a aos of Arthro- 
a ol.). 
rin Gi&KS rin) #. [L. secur, api 
ar nel raey like phosphorized sub- 
stance ee in nape of the 
organs of t in minute 
quantities, cae aolaiie in ether 
phys.) 
jejunum Gioon tim) #. [L. jejunus, 
empty. e part of the small 
intestine stretching from the duo- 
denum to the ileum (ava 
jelly a eget on,—the peste tissue 
connection with the vessels 
gar 
(zool. 
jugal (joog’ al) a. [L. jugum, oP, 
ier = bone, between maxil 
d squamosa 
joan Gaog’at) a a. [L. jugum, yoke.] 
H of leaflets (d04.) ; 
ool.). 
[L. jg 
(zool. 
jugulu: um (joogiliim, jiig-) #  [L. 
jugulum, — bone. | The fore- 
neck regio pagent breast ; in 
Insects, the ones of the wing 
(zo0l.). 
159 
KAR- 
jugum (joog’iim) #. [L. 6 ited yoke. ] 
A pair of opposite leaflets ; 
on the merica 
ren- 
juice 1 pee be ie jus, wea The 
fluid contained in mal flesh or 
= srs ate ( phy. 9 
Jurassic (joo risk) a [ Jura moun- 
tains.] Occurring in the middle 
Secondary tien My the eighth 
of the thirteen systems (Ja/.). 
K 
a Crea we spin djEn’Esis) 7. 
kos, bad nests, descent.] . 
ability to hybridize (dio/.). 
(kali 
fala, a hut. - pet of sporocarp 
(d02.). 
kalymmocytes (kalim’ sorban n. plu. 
[Gk. alymma, covering; kytos, 
cell.] In Ascidians, Sia follicle. 
cells which ——— into the egg 
after maturation (z0o 
karyenchyma (kar Neng Ki [Gk. 
karyon, eae cece an in- 
fusion 'N uclear sap ( 
karyogamy oe n [G 
karyon, : union.] 
fa 
Union and interchange of nuclear 
material (¢ 
okin (kar'tokine’ nm. [Gk. 
karyon, nucleus ; kinein, to chan ge.] 
Indirect cell-division; mitosis (eyt.). 
(kar'iélimf’) 
nucleus ; ; L. iajiioe, water.] 
N pi sap (cy 
karyolysis dart isis) nm. [Gk. 4ar- 
= nucleus; dyein, to loosen.] 
upposed a of the nucleus 
in sare 
ma a (kar'iémi’krés6m) nt. 
(ck. . karyon, nucleus ; mikros, small ; 
soma, body.] A nuclear granule 
