apertured 
apertured (ap'er-turd), a. [< aperture + -erf 2 .] 
Provided with au aperture; perforated. [Rare.] 
Each luilf of the coupling is aju'rlmvil nrar its free end. 
Sci. Amer., N. S., XLVIII. 18. 
apery (a'pe-ri), ii. ; pi. (t/ieries (-riz). [< <ij + 
-PCI/.] 1. A collection of apes ; a place where 
apes are kept. 2. The qualities or tricks of 
apes ; the practice of aping ; imitation. 
I saw there many women, dressed without regard to the 
season or the demands of the place, in apery, or, as it 
257 
apheretic 
unseen, obscure (see aphanite), + 
jrrtpvf, a wing.] A genus of recently extinct 
birds which formerly inhabited Mauritius. They 
were of ralline affinities, long-billed, incapable of flight, 
and otherwise abnormal. The tibia was about 6 inches 
long, the bill nearly as long, and the tarsus 3 inches. A 
painting of the living bird exists, and many of the bones 
, 
looked, in mockery, of European fasliiuiis. -u it -/ '\~~ 
M ;:,. fuiltr, Woman in 19th Cent., p. 145. a P;" anasla (af-a-na si-a), n. 
apes-on-horseback (aps'on-hors'bak), n. The 
name of a variety of the common European 
daisy. Belli,? perenmis. 
Apetalae (a-pet'a-le), H. pi. [NL. (so. pltmtce), 
fern. pi. of apctalus, without petals: see apeta- 
lous.] Plants destitute of petals ; in the natu- . , 
ral system of botany, a division of dicotyledo- AP llan e r l (a-fan e-n), n. pi. [NL., < Gr. a-pnv. 
nous plants in which the corolla, and often ^"t^ M* + S66 1 ' han -\ ^term ap- 
the calyx as well, is absent. 
I. a. Of, pertaining to, or resembling aphasia; 
suffering from aphasia. 
II. . A person affected with aphasia. 
He [the lecturer] spoke next of the frequent retention of 
some recurring utterance by aphanet, such as "Come un- 
to "if-" Pop. Sci. Mo., XXV. 170. 
aphelexia (af-e-lek'si-a), n. [NL., < Gr. 
[NL., irreg. < Gr. ^ ll > smoot . n > P la in (see Aphelinus), + i 
They are also called 
[ncompieta, and are divided into tlie Monochlamydece, in 
which the corolhi alone is absent, as in the elm, nettle, etc., 
and the Achlamydne, in which the caly* and the corolla 
are both absent, as in the willow, oak, etc. 
apetalous (a-pet'a-lus), a. [< NL. apetuliix, 
without petals, < Gr. a- priv. + irfrafav, a leaf, 
in mod. bot. a petal: see petal.'] In bot., hav- 
ing no petals or corolla ; pertaining to the apnanesite (a-fau e-sit), n 
even, smootn, plain (see Jp/ieluius),+ tfif, con- 
, unseen,"obscure (see aphanite), ? -asia, dition, habit: see hectic.] Absence of mind; 
as in aphasia, etc.] Obscurement, as of know- re _ ve " e - 
ledge ; a state of obscuration. [Rare.] aphelia, n. Plural of aphelion. 
aphelian (a-fe'li-an), a. [< apheli(on) + -an.] 
Pertaining to the aphelion ; furthest from the 
sun. 
Aphelinus (af-e-H'nus), . [NL., < Gr. aQeMK, 
smooth, simple, plain, also lit. not stony, < a- 
plied by Maggi to some exceedingly minute or- 
ganisms found in water, and made visible under 
the microscope only by the use of various hard- 
Apollonius of Tyana foresaw even the great aphanasia, 
the fifteen hundred years' eclipse of common sense and 
reason. Pop. Sci. Mo., XXII. 758. 
Apctahe. 
apetalousness (a-pet'a-lus-nes), n, [< apeta- 
lous + -tu'ss.] The state or quality of being 
apetalous. 
; (a'peks), n. ; pi. apices (ap'i-sez) or apexes 
ening and coloring reagents : contrasted with 
Phaneri, such as bacteria. 
The Aphaneri are thought to be harmless. 
Smithsonian Rep., 1881, p. 418. 
[Irreg. < Gr. i 
unseen, obscure, + -ite%. Ct.'aphanite.] A min- 
eral, an arseniate of copper, so named from 
the difficulty of recognizing it by its crystals : 
same as clinoclase. 
tera (af-a-nip'te-ra), n. pi. [NL., 
of aphanipterits : see aphanipterous.] 
An aberrant order of dipterous insects, the 
fleas and chigoes, degraded by parasitism. The 
abdomen is not distinct , _ ,.__ 
vided with abortive wings in the form of a pair of mi- 
nute scales) ; the mouth is haustellate, consisting of two 
long mandibles, a slender labrum, sheathing labial 
0/pc.A. \ j^rvoy, n. , pi. t(^/toc.> yap i-sez; or apexes 
(a'pek-sez). [< L. apex (apic-), point, tip, sum- 
mit, perhaps < apere, fit to, fasten to : see apt,] 
1. The tip, point, or summit of anything, (a) In 
bot. : (1) The end furthest from the point of attachment or 
base of an organ. (2) An early name for an anther, (ft) 
The nucleus, or first whorl, of a univalve shell, (c) In 
geoin., the angular point of a cone or conic section ; the 
angular point of a triangle opposite the base. 
The stare are the apexes of what wonderful triangles ! 
Thoreau, Walden, p. 13. 
(d) In yeol., the top of an anticlinal fold of strata [Penn- 
sylvania coal-mines.) [This term as used in the U. S. Re- 
vised Statutes has been the occasion of much litigation, aphanipterous (af-a-nip'te-rus) a IX 
It is supposed to mean something nearly equivalent to atihaniuterui < Gr "tuSmvlic indistinct Ana 
outcrop (which see); but precisely In what it differs from ( V"""^ K ' M *'> y r " a "?"W> moi, met, 01 
outcrop has not been, neither does it seem capable of be- 
ing, distinctly made out.) (e) In mining, the landing- 
Aphelinus mytilasfutis. ( Cross shows natural size. ) 
priv. + ^e/Ueiif, stony ground.] A genus of 
minute parasitic hymenopterous insects, of the 
family Chalcidida;. Its species infest either plant- 
lice or bark-lice, particularly the scale-bearing species 
(Dtaspinai). A. mytttaspidis (Le Baron) infests the com- 
mon mussel-shell bark-louse of the apple-tree, 
aphelion (a-fe'li-on), n. ; pi. aphelia (-a). [For- 
merly also aphelium, < NL. aphelion, earlier 
and more prop, aphelium, formed by Kepler 
after apoaamm, anoaeum (see apogee), < Gr. as 
the pupas are inactive. The order is coextensive with the 
single family Pulicidce, or fleas and chigoes. See Pulicidce 
and cut under chigoe. Also called Aphanoptera, Suctoria, 
and Siphonaptera. 
NL. 
- , .-, , obscure 
(see aphanite), + n-rtp&v, a wing, = E. feather, 
q. v.] Of or pertaining to the Aphaniptera; 
. , 
point at the top of a slope. [Pennsylvania coal-inines.l characterized by indistinct or abortive wings 
2 in Bom. anttq., a symbolic ornament which aphanistic (af-a-nis'tik), a. 
the flamens and some other priests were re- 
quired by law to wear. It consisted of a small cone 
olive-wood^urroujided with a lock of wool, and was sc- apfcanjte (af 'a-nit), 
" ... nV*Urtnio // n 
point of a planet's or of a comet's orbit which 
is most distant from the sun: opposed to peri- 
helion. 
apheliotropic (a-fe"li-o-trop'ik), a, [< Gr. aQ- 
for OTT- for OTTO, from, + f/A>?, sun (see aphelion), 
+ -Tpomntif, < Tpeveiv, turn.] In bot., turning 
away from the light : applied to shoots or other 
parts of plants: opposed to heliotropic. 
Apheliotropic movements are comparatively rare in a 
well-marked degree, excepting the sub-aerial roots. 
Dartcin, Movement in Plants, p. 564. 
cured on the head by fillets or adjusted to a cap. , 
Of the heart, the lower pointed portion of the heart. 
apex-beat (a'peks-bet), . The pulsation of 
tlie chest-walls over the apex of the heart. 
apll-. [Gr. a<t>-, assimilation of cm- for into- be- 
fore the aspirate.] Assimilation of ap- for apo- 
before the aspirate, as in apheresis, aphelion, 
etc. 
unseen, obscure 
conspicuous, < 
see fancy), + -ite%. See aphanesite.] A very 
fine-grained variety of diorite (which see), or 
one in which the component minerals, chiefly 
triclinic feldspar and hornblende, cannot be 
distinguished with the naked eye. 
aphacia (a-fa'si-a), n. [NL.,< Gr. d- priv. + aphanitic(af-a-nit'ik),a. [< aphanite + -ic.] Of 
</>aK6f, lentil, taken for 'lens': see Jens.] In lera- the na_ture of aphanite. 
tol,, absence of the crystalline lens from the aphanitism (a-fan'i-tizm), TO. [< aphanite + 
eye. Also written aphaJcia. -ism.] The condition of being aphanitic ; cryp- 
aphacic (a-fas^ik), a. [< aphacia + -ic.] Per- tocrystallization. 
taining to aphacia ; lacking the crystalline lens. Aphanoptera (af-a-nop'te-ra), n. pi. Same as 
Also written aphakic. Aphaniptera. 
aphacous (a-fa'kus), a. [< aphacia + -ous.] aphanozygOUS (af-a-noz'i-gus), a. [< Gr. a</>a- 
Same as aphacic. Also written aphakows. *W> indistinct (see aphanite), + t.vy&v (=I,.jugum 
aphaeresis, aphaeretic, etc. See apheresis, etc. = E - yoke) for fryuiM, cheek-bone.] Having the 
aphaereton (a-fer'e-ton), n. [< Gr. a<^upeT6v, cheek-bones invisible when the skull is viewed 
neut. of d(taperof, taken away, verbal adj. of from above. N. IS. D. 
d<t><upeiv, take away: see apheresis.] A part of Apharyngea (af-a-rin'je-a), TO. pi. [NL., < Gr. 
a matrix or square array of symbols, compris- "- priv ; + <t>apv/^, throat (pharynx).] A divi- 
ing the whole of certain rows and certain col- 
umns and omitting the rest. See matrix. 
... [< Gr. fyav/ie, in- 
distinct (see aphanite), + -ist-ic.] In mineral,, 
SSfV^!' a#^7< *jgKS^ at,heliotropically (a-fe"li-o-trop'i-kal-i), adv. 
'- priv + S t n a direc " on awa y fr P m the sun. 
' apheliotropism(a-fe-li-ot'ro-pizm), n. [(.aphe- 
liotropic + -ism.] In lot., a tendency to turn 
"3 
h 
"4 
6 7 
CT 
/i / 2 
4 
ft 
ffi 
/5 
ffo 
/e /T 
Aphasreton. 
aphagia (a-fa'ji-8), n. [NL., < Gr. a- priv. + 
-(fmyia, < -0<zyof, < fyayeiv, eat, devour.] Inability 
to swallow. 
aphakia, aphakic, etc. See aphacia, etc. 
Aphalara (a-fal'a-ra), n. [< Gr. a- priv. + </>d- 
/iiimi', part of a helmet.] The typical genus of 
Aphalarince. Forster, 1848. 
Aphalarinae (a-fal-a-ri'ne), . pi [NL., < 
Aphalara + -hue.] A subfamily of phytoph- 
thirian insects, of the family Psyllida;, typified 
by the genus Apluilara. The petiolus cubiti is as 
from the sun or the light: opposed to 
(which see). Darwin. 
(af-e-lis'kus), TO. [NL., appar. < 
even, smooth, simple (see Aphett- 
dim. -iscus.] A genus of extinct lemu- 
roid or insectivorous mammals, having quadri- 
tuberculate lower molars, the fourth lower 
molar without internal cusp, and the cusps 
opposite. A. insidiosus, the type-species, is 
from the Wahsatch beds of New Mexico. Cove 
1875. 
aphemia (a-fe'mi-a), n. [NL., < Gr. a- priv. + 
<t>r//a;, a voice, speech, fame (= L. fama, > E. 
fame, q. v.), < tyavat, speak. Cf. aphasia.] In 
pathol., aphasia, in its general sense; specifi- 
cally (a) ataxic aphasia ; (6) anarthria. See 
aphasia and anarthria, 2. 
aphemic (a-fem'ik), a. [< aphemia + -4c.] Per- 
of planarians or rhabdocoelo'us turbella- $?* * or re ? emblin g aphemia; character- 
rians, containing such as have no pharynx, and *tL& suff er>"g from aphemia 
are thus distinguished from the Pharunaea a P?iengescope (a-fen'jes-kop), n. [< Gr. A^mr, 
apharyngeal (af-a-rin ' je-al), a. Having no W V t Ut I 1 ? ',- bsC r r L ( N a i priv ' + ^' f ' ^ ght> 
pharynx? specifically said of the Apharyngea, ak n ?- fi tO f? f ' fe g t} -' , + I*"**?' V1 ^' , A 
aphasia (a-fa'zia), TO. [NL., < Gr. a^aaia, speech- |^ objSste maglC lantern for ^^^g 
(a-fer'e-sis), n. [< L. 
taking away, < dij>ai- 
4- alpsli/, take.] 1. 
letter or an unac- 
cented syllable from the beginning of a word. 
Examples in English are round, adv., for around, vantage 
' l<te, squire for esquire, 'mid for amid, 'pan for 
The most common form of apheresis is that 
i faculty of using and understanding writ- 
ten and spoken language, independently of any 
failure of the intellectual processes or any dis- 
ease or paralysis of the vocal organs. Ataxic 
aphasia, when uncomplicated, is inability to express 
ones ideas in spoken words, while the patient understands 
perfectly what is said to him, and reads and writes. The 
name nmiiMic aphasia has been applied to cases where 
the patient is unable to recall the word which he wants """""i. *"<>!/.,_ nuipumuuji. 
though able to speak it when found. Senwry aphasia is apheretic, aphaeretic (af-e-ret'ik), a. 
*me the patient fails to comprehend spoken or written 
most cases on a lesion of the inferior frontal convolution 
almost always on the left side of the brain. See airraiihia 
alaha, alexia, anarthria, and aphonia. 
for admnta 
upon, etc. ' 
called aphesis (which see). 
2f. In med. : (a) The removal of anything nox- 
ious, (b) Large and injurious extraction of 
blood. 3f. Insurfl., amputation. 
pheretic, ftphsretic (af-e-ret'ik), a. [< Gr. 
a<t>atpeTtK6f, < adiaipcTor, verbal adi of atbataciv 
i^ aj> "- eri ' si ^ t In /r 1 ^ ^*?*{$ 
apheresis ; shortened by the omission of the 
first syllable : thus, vantage is the apheretic 
form of advantage. 
