amplitude 
ChUlpllUUUC 
as determined by the compass. The difference between 
this and the true amplitude ia the declination of the com- 
pMB. 
amply (am'pli), adv. In an ample manner; 
largely; liberally; fully; sufficiently; copi- 
ously ; abundantly. 
The details of the rapid propagation of Western 111011- 
achism have been amply treated by many historians, and 
the causes of its success are sutticiently manifest. 
Leckii, Europ. Morals, II. 1114. 
ampollosity, n. See 
ampongue (am-pong'), w. [F. spelling of na- 
tive name.] A native name of the avahi or 
woolly lemur of Madagascar. 
ampult (am'pul), n. [Early mod. E. also am- 
pulle, ampoule, ampell, ample, < ME. ant/ml/i , 
umpmile, ampolle, ampolc, partly < AS. ampulla, 
anifialln, ttiiiprlla, a bottle, flask, vial (= OHG. 
ampulla, MH(i. aiiipulle, ampel, G. ampel, a lamp, 
= Icel. ampli, liompull, a jug, = Dan. ampel, a 
hanging flower-pot), and partly (. OF. ampole, 
ampoule, F. ampoule = Sp. ampulla, a bottle, 
bubble, blister, = Pg. ampulla, ampulla, am- 
polla,*ampollia, a bubble, blister, = It. umpolla. 
< L. ampulla, a bottle, flask, etc. : see ampulla, 
which has superseded the older form.] Same 
as ampulla, 2 (6). 
Ampulex (am'pu-leks), n. [NL., < L. am- for 
/iiiibi- (?) + pulex, a flea.] A genus of digger- 
wasps, of the family Splieaida;, giving name to 
the Ampulieida;. A. suiirica is an example. 
Ampulicidae (am-pu-lis'i-de), n. pi. [NL., < 
Ampulex (-to) + -id(e.] A family of fossorial 
hymenopterous insects, named from the genus 
Ampulex. 
ampulla (am-puTa), n. ; pi. ampulla; (-e). [L., 
a swelling vessel with two handles, prob. an 
accom. form of *ampiiolla, dim. of amphora: see 
amphora.] 1. In Horn, antiq., a bottle with a 
narrow neck and a body more or less nearly 
globular in shape, usually made of glass or 
earthenware, rarely of more valuable mate- 
rials, and used, like the Greek aryballos, bom- 
bylios, etc., for carrying oil for anointing the 
body and for many other purposes. 2. Eccles. : 
(a) In the Bom. Cath. Ch., a cruet, regularly 
made of transparent glass, for holding the wine 
and water used at the altar. See ama. Also 
written amula. (6) A vessel for holding the 
consecrated oil or chrism used in various church 
rites and at the coronation of kings. The ampulla 
used at coronations in England is in the form of an eagle, 
of pure gold, richly chased. The famous ampulla for- 
merly used in France, kept at Rheims, and reputed to have 
been brought from heaven by a dove for the baptism of 
Clovis I., was broken at the Revolution; but a portion of 
its oil ia said to have been preserved and to have been 
used at the coronation of Charles X. Fonnerly ampul. 
3. In the middle ages, a small bottle-shaped 
Apple- or Idol-shell (Amfullaria cana- 
licttlata). South America. 
o, operculuni ; s, siphon. 
Leaden Ampulla in the Museum at York, England. 
(From the "Journal of the British Archaeological Association.") 
flask, often of glass, sometimes of lead, used by 
travelers, and especially by pilgrims. Some- 
times these were used as pilgrims' signs (which 
see, under pilgrim). 4. In anat. : (a) The di- 
lated part of the mem- 
branous semicircular 
canals in the ear. (ft) 
The enlargement of a 
galactophorous duct 
beneath the areola in 
the human mammary 
gland. Also called 
sinus. 5. In hot., a 
small bladder or flask- 
shaped organ at- 
tached to tie roots 
or immersed leaves 
of some aquatic plants, as in Utricularia (which 
see). 6. In eool. : (a) In Vermes, a terminal 
dilatation of the efferent seminal ducts. (6) 
In Brachiopoda, one of the contractile mam- 
millary processes of the sinuses of the pallial 
lobes, as in Linaula. (c) In certain ducks, one 
of the chambers or dilatations of the tracheal 
tympanum or labyrinth. Seeti/mpanum. There 
may be but one ampulla, or there may be one 
188 
on each side. [Little used in this sense.] ((/) 
In hydroid polyps, the cavity of a vesicular 
marginal body connected by a canal with the 
Kastrovascular system, (e) In echiuoderms, 
one of the diverticula of the branched ambula- 
cral canals; a sort of Polian vesicle of the am- 
bulaeral suckers Ampulla of Vater, in anal., the 
sac-like space in the wall of the duodenum, ink* which 
open the common bile-dnct and the pancreatic duct. 
ampullaceous (am-pu-la'shius), a. [< L. am- 
puHacciin, < ampulla: see ampulla.] Of, per- 
taining to, or like an ampulla ; bottle-shaped ; 
inflated Ampullaceous sac, one of the hollow cili- 
ated or monad-lined chambers of many sponges. See cuts 
under ciliale and Porifera. 
Thus is formed one of the characteristic iiiiiiiuniimnix 
fact. W. It. Carpenter, Micros., 609. 
Ampullacera (am-pu-las'e-ra), . [NL., < L. 
iim/iulla (see ampulla) + Gr. Ktpaf, horn.] Same 
as Amphiboly. Quay and Gaimard, 1832. 
Ampullaceridae (am-pul-a-ser'i-de), n. pi. 
[NL., < Ampullacera + -ida!.~\ Same as Am/ihi- 
holida!. Troschel, 1845. 
ampullae, . Plural of ampulla. 
ampullar (am-pul'ar), a. Same as ampullary. 
Ampullaria (am-pu-la'ri-a), n. [NL., < am- 
pullarius, fern, of L. adj. :' see ampullary.'] A 
genus of shell-bearing gastropods, typical of 
the family Ampullariida. Lamarck, 1801. 
Ampullariacea (am-pu-la-ri-a'se-a), n. pi. 
[NL., < Ampullaria + -aeea.] A family of gas- 
tropods : synonymous with Ampullariida!. 
ampullariid (am-pu-lar'i-id), n. A gastropod 
of the family Ampullariida;. 
Ampullariidae (am-pul-a-ri'i-de), n. pi. [NL., 
< Ampullaria + -idte.~\ A family of twnioglos- 
sate gastropods 
having a lunf*- 
like sac in addi- 
tion to the gills, 
the muzzle pro- 
duced into two 
long attenuate 
or tentacle-like 
processes, the 
true tentacles 
elongated; and 
the eyes pedun- 
culated. The shells are subglobular, conic, or dUcoidal 
in form, and have entire apertures which are closed by con- 
centric opercula. The species are numerous, and are chiefly 
found in the fresh waters of tropical and subtropical coun- 
tries, many of them being known as apple-shells and idol- 
shells. Also Ampidlariadce, Ampullariacea, and Ampul- 
laridaf. 
Ampullariinae (am-pu-la-ri-i'ne), n.pl. [NL., 
< Ampullaria + -*'.] The Ampullariida; rated 
as a subfamily. Also written Ampullarina;. 
Sveainson, 1840. 
ampullary (am'pul-a-ri), a. [< L. ampullarius, 
n., a flask-maker, prop, adj., < ampulla, a flask: 
see ampulla.] Resembling an ampulla ; globu- 
lar. Also ampullar. 
ampullate (am-pul'at), a. [< ML. ampullatw, 
< L. ampulla: see ampulla.] 1. Having the 
character of an ampulla; ampullary. 2. Fur- 
nished with an ampulla. 
ampulliform (am-pul'l-form), a. [< L. ampulla 
+ -i-form.] Shaped like an ampulla; flask- 
shaped; bulging; dilated. 
ampulling-cloth (am-pul'ing-kloth), w. [So 
called because in England the oil was anciently 
kept in an ampulla; < ampul + -ing 1 + cloth.] 
In the Bom. Cath. Ch., a cloth with which to 
wipe away the oil used in administering the 
sacrament of extreme unction. 
ampullinula (am-pu-lin'u-la), .; pi. ampullin- 
ulai (-le). [NL., < L. ampulla + -in-a + dim. 
-ula.] A stage in the evolution of the Carneo- 
spongia; when the lateral ampullae are first 
formed. 
This stage . . . we propose to call the Ampullinula, be- 
cause the name protospongise, as defined by Haeckel, . . . 
is not applicable to such an advanced form as this. 
Hyatt, Proc. Host. Soc. Nat. Hist., XXIII. 88. 
ampullosity (am-pu-los'i-ti), n. [< It. ampol- 
losita, < ML. *ampullosiia(t-)s, turgidity, bom- 
bast, < ampullosus : see ampullous.] Inflated 
language; bombast; turgidity. Sometimes 
written ampollosity. 
Didst ever touch such ampotttmty 
As the man's own bubble [his speech], let alone its spite? 
Broirning, Ring and Book, II. 326. 
ampulloust (am-pul'us), a. [= It. ampolloso, 
< ML. ampullosus, turgid, inflated, < L. am- 
pulla, a flask, fig. swelling words, bombast.] 
Boastful ; vainglorious ; inflated or turgid in 
language. N. E. D. 
amputate (am'pu-tat), v. t. ; pret. and pp. am- 
putated, ppr. amputating. [< L. amputatua, pp. 
amuck 
of amputare, cut off around, lop off, esp. plants, 
prune, < am- for ambi-, around, + putan; lop, 
prune, cleanse, < pntux, pure, clean, akin to 
/nirux, pure : see jiulc mid pun:] If. To prune, 
as branches or twigs of trees or vines. 2. To 
cut off, as a limb or other part of an animal 
body ; cut away the whole or a part of (more 
commonly the latter): as, to amputate the leg 
below the knee. 
amputation (am-pu-ta'shon), n. [< L. ampu- 
littio(n-), < (impiitare, amputate: see ampu ta te.] 
The act of amputating; especially, the opera- 
tion of cutting off a limb or other part of the 
body, or a portion of it. 
amputational (am-pu-ta'shon-al), a. Pertain- 
ing to or caused by amputation. 
amputator (am'pu-ta-tor), n. }X L. as if "am- 
jmtator, < (tmputare: see amputate.] One who 
amputates. 
ampyx (am'piks), n. ; pi. ampyxes, ampyees (-ez. 
-l>i-sez). [< Gr. A^Trvf (a/jvvn-), prob. connected 
with avairrvKTof, avdirrvxaf, that may be open- 
ed (folded back), < avairriaaetv, fold back, un- 
fold, open, < ava, up, back, + irTimaeiv (/ *TTVK 
or "KTVX, found in nvKa&iv, wrap up, cover, 
"TvX'l, a fold), fold, wrap; the same element 
occurs in diptych ana. policy*.] 1. In Gr. antiq.: 
(a) A general term for a band or fillet or other 
female head-dress worn encircling the head, 
particularly when made of metal, or bearing in 
Examples of Greek Head-dresses ( Ampyxes). 
front an ornament of metal. (6) A head-band 
for horses ; also, an ornamental plate of metal 
covering the front of a horse's head. 2. [NL.] 
A species of trilobite or fossil crustacean, found 
chiefly in Lower Silurian strata. 
amrita (am-rit'a), . [Also Anglicized am- 
reeta ; Skt. amnta (vowel ri) (= Gr. a/ifipoTof 
= L. immort-alis : see ambrosia and immortal), 
< a- priv. + mrita, dead, < / mar, die.] In 
Hindu myth., the ambrosia of the gods ; the 
beverage of immortality, that resulted from the 
churning of the ocean by the gods and demons. 
amryt, A variant of ambry. 
amsel, . See amzel. 
amshaspand (am-shas'pand), n. [Pers., im- 
mortal rioly one.] In Zoroastrianism, one of 
six exalted angelic beings forming the train 
of Ahura-mazda, or Ormuzd, the good divinity 
of the Persians. Against them stand arrayed 
in deadly strife six devs or malignant spirits, 
followers of Ahriman, the spirit of evil. 
It was easy to foresee that the amshaspands of the 
Persian system would be quoted as the nearest parallel to 
the archangels of the Holy Scriptures. 
Hardwick, Christ and Other Masters, p. 662. 
Amstel porcelain, pottery. See porcelain, 
pottery. 
amt (amt), n. [Dan. Norw. amt, an administra- 
tive district, < G. amt, a district, county, juris- 
diction, special senses derived from the orig. 
one of ' service, office,' = Dan. embede, Sw. embete 
= Norw. dial, embcette = Icel. embwtti, service, 
office, = Goth, andbaliti = AS. ambiht, ambeht, 
service : see ambassade, etc . , and embassy. ] The 
largest territorial administrative division of 
Denmark and Norway: as, the amt of Akershus. 
Each of these two countries is divided into 18 
amts. 
amt. A contraction of amount. 
amtman (amt'man), n. ; pi. amtmen (-men). 
[< Dan. Norw. amtmand, < amt (see above) + 
mand = Sw. man = E. man.] The chief execu- 
tive officer of an amt. 
amuck (a-muk'), a. or adv. [First used in Pg. 
form, amouco, amuco, as a noun, a frenzied Ma- 
lay; afterward amuck, amock, amol', almost ex- 
clusively in the phrase run amuck- ; < Malay amoq, 
adj., "engaging furiously in battle, attacking 
with desperate resolution, rushing in a state of 
frenzy to the commission of indiscriminate 
murder: applied to any animal in a state of 
vicious rage" (Marsden, Malay Diet.).] Liter- 
ally, in a state of murderous frenzy; indiscrim- 
inately slaughtering or killing: a term used in 
the Eastern Archipelago. In English formerly as a 
noun, but now only as an adjective or quasi-adverb in the 
phrase to run am uck. Also written amock, a mok. To run 
