OBO- 
= Sige vat) a. [L. 08, eres ; 
gg.] Egg -shaped, w 
the narrow ad i | to me 
obovola (bo void) a. [L. 04, against ; 
egg; Gk. “ides, shape. | 
taverssty ovoid ; ughly egg- 
shaped, with the narrow end down- 
wards (G07.). 
er ered asap ae 3 es 
obsolesce. to 
gradual "Reducticn. and consequent 
disappearance of anorganism (dz0/.) ; 
a blurred portion of a marking on 
Wearin 
n 
cceeding generation 
iol. 
obturator (db’tara’ bedtn a, [L. obturare, 
set fer structure in 
the neighbourhood of the obturator 
en 
—an oval forame 
e (dbiim’brat) a. [L. 
shadow.] With 
some structure overhanging the 
part so as to conceal it partially 
(zool.). 
obverse (db’vérs, sities a [L. 
obvertere, to turn round,| With 
the base narrower ‘Gini the apex 
obvolvere, 
d.] verlapping ; 
appl. | seaves whe half of one leaf 
is wrapped round half of another 
similar leaf £ (bo &). 
obvolvent etece pice Be [L. 
obvolvere, to ae d.] Bent 
ards an 
(b0t.). 
oe abort a 1K 
to O 
was fs appl. 
yee of i hore etc. fran 
occipital (dksip'ital) re ny occiput, 
om : ead. | the back 
of the head or ie occipital 
oiaes (anat., zool.). 
occipitalia _(oksipita lia) nm. plu. [L. 
occiput, back of the head.] The 
group - rae of the Section. Sete 
brain case forming the back 
of the cad (zool.). 
212 
OCT- 
occiput Gohan: dk’sipiit) #. [L. 
occiput, back of the head.] The 
occipital region of the 
(anat.) ; a back of an_insect’s 
head (zoo 
— “Ghiood) V. t occludere, 
to n.] a absorb (fhys.). 
ee *(Bkloo's8 r) @ Th occludere, 
to shut in.] 4Zgp/. muscles of an 
operculum or movable ‘id (zool.). 
ocellate (és a ([L. ocellus, a 
little eye] Like an eye or eyes; 
appl. ma ee on many animals 
zool.). 
ocellated (dsél’atéd, ds#latéd) a. [L. 
ores, ite eye.] Having ocelli; 
having eye-like spots or markings 
Zool, 
ocellation (6s’éla’shiin) 7. [L. ocellus, 
ittl Condition of havi ng 
ool, or of having ocellate mark- 
ings ; ocellate marking (zoo/.). 
ocelliferous (éslifériis) a. [L. 
ocellus, a little ae heli to bear.] 
ee es 
ted, whi ee 
(dsél’tis) i (sél’ 
ose’) plu. Toe ee a little 
eye. | s simple — eye or eye- 
of the lower 
pete’ e (d04.) ; a sheath (zoo/.). 
aceous (ik’réa’shiis) a. [L. ocrea, 
agreave.| Ocrea-li e; appl various 
structures in plants and see 
ee e Co es a. a 
ve. | an vocrea . GeLy ; 
booted sheathed (so 
ktak’tin) i. [Gk a“ 
ts of peel Alcyonaria 
(z00l.). 
octandrous Segre a. [Gk. ok 
ei man.] Having sie 
octant (ok eant) a. [L. octo, eight.] 
One of the eight cells formed by 
