ISM 
ISMAI'AH, [Hebrew.] A man’s name. 
IS'MAIL, or Ismailow, a town of .European Turkey, 
in the province of Beffarabia; fituated on the north fide 
of the Danube, about thirty-three miles from the Black. 
Sea. The town of If mail meafures about a mile towards 
the land, and half a mile by the fide of the Danube, and 
avas fortified with eight baftions, The ramparts are in 
general eighteen feet in height, in fonie parts twenty-five. 
The moat is from thirty to forty feet deep ; and half-way 
between the polygons, named Bender and Brock, was a 
falfe trench. Near the town was a cavalier of ftone-work, 
capable of holding Come thoufand men. The lide next 
the water was defended by ramparts and horizontal bat¬ 
teries. This place was taken by ftorm, on the 22d of De¬ 
cember, 1790, by the Ruffians, under general Suwarrow : 
the Ruffians were feveral times repulfed, and loft in the 
fiege 10,000 men. According to the account, as publiftied 
at Peterfburgh, the Turkifli garrifon, who deferved a 
better fate, were put to death after the furrender ; 30,000 
men were maffacred in cold blood, and the city was 
given up to the unreftrained brutality of the conquering 
army. The booty found was immenle, 430 pieces of 
cannon, many magazines, powder, bombs, and balls; 34.5 
ftandards, almoft all {famed with blood, two of which 
were / ainjack , great banners of the governors of Bender 
and Ifmail, of which there are but five in the Ottoman 
empire; the fuperb banner of the khan of the Tartars ; 
feven rich burfchuks, or horfes’tails; 250 ftandard-poles, 
(moft of the ftandards, being of rich ftuff embroidered 
with gold and filver, had been torn off by the foldiers and 
Gofiacks for girdles or trophies;) a great ftoc-k of barley 
and flour, hay, cattle, falted meat, and abundance of other 
provifions, 10,000 horfes, &c. to the value, as calculated, 
of ten millions of piaftres: 144- miles fouth-weft of Otcha- 
kov, and 268 north of Conftantinople. Lat. 45.23. N. 
Ion. 29. 45. E. 
ISMAN'ING, a town of Bavaria, which gives name to 
a county, fold to the bifliop of Freifingen, fituated on the 
Ifer: eight miles north-north-eaft of Munich, and nine 
fouth-fouth-weft of Freifingen. 
IS'MARUS, in ancient geography, a town of the Ci- 
cones in Thrace, giving name to a lake. In Virgil it is 
called Ifmara. Servius fuppofed it to be a mountain of 
Thrace; on which mountain Orpheus dwelt. 
ISME'NE, a daughter of GEdipus and Jocafta, who, 
when her fitter Antigone had been condemned to be bu¬ 
ried alive by Creon, for giving burial to her brother Po- 
lynices, againft the tyrant’s pofitive orders, declared her- 
felf as guilty as her fitter, and infifted upon being equally 
puniftied with her. This iliftance of generofity was 
ftrohgly oppofed by Antigone, who wilhed not to fee her 
lifter involved in her calamities. Sophocles in Antig. —A 
daughter of the river Afopus, who married the hundred¬ 
eyed Argus, by whom fhe had Jafus. Apollodorus. 
ISME'NIAS, in ancient geography, a river of Bceotia, 
falling into the Euripus,' where Apollo had a temple, 
from which he was called [fmenius. A youth was yearly 
chofen by the Bceotians to be the prieft of the god ; an 
office to which Hercules was once appointed. 
ISMEN'IDES, an epithet applied to the Theban wo¬ 
men, as being near the Ifmenus, a river of Bceotia. Ovid. 
ISME'NUS, a fon of Apollo and Melia, one of the Ne¬ 
reides, who gave his name to a river of Bceotia, near 
Thebes, falling into the Afopus, and thence into the Eu¬ 
ripus. Patifanias. —A fon of Amphion and Niobe, killed 
by Apollo. Ovid. 
IS'MID, or Is Nickmid, a town of Afiatic Turkey, 
fituated on a-gulf or bay of the Sea of Marmora. The 
Greeks and Armenians have each a-church and an arch- 
bifhop refiding here. It is fuppofed to have been the an.- 
cient Nicomedia, capital of Bithynia: forty-five miles eaft- 
fouth-eaft of Conftantinople. Lat. 40. 39. N. Ion. 29 34. E. 
IS'MID, a town of Afiatic Turkey, in Caramania: 
twenty-four miles eaft-fouth-eaft of Cogni. 
IS'MIL, a town of Afiatic Turkey, in Caraiivmias 
ISO 430 
thirty miles eaft of Cogni, and thirty-fix fouth-weft of 
Akierai. 
ISMO'KIL, a ftnall ifland on the eaft fide of the Gulf 
of Bothnia. Lat. 63. 16. N. Ion. 21. 20. E. 
IS'MIN. See Swingk. 
ISNAGAR', or Isnajar, a town of Spain, in the pro¬ 
vince of Cordova : ten miles fouth of Lucena. 
ISNAR'DIA, f. [fo named by Linnaeus in memory of 
Monf. Antoine Danti d’lijiard, member of the Academy 
of Sciences, and who publifhed deferiptions of fome plants 
in their Memoirs for 1716, &c.] In botany, a genus of 
the clafs tetrandria, order monogyuia, in the natural order 
of calycanthemse, (falicarise, JuJf.) Tiie generic cha¬ 
racters are—Calyx : perianthium bell-fhaped, half-four- 
cleft, divifions ovate, fpreading. Corolla none, unlefs- 
you call the calyx fuch. Stamina: filaments four, grow¬ 
ing from the middle of the calyx; antheras fimple. Pif- 
tillum: germ inferior; ftyle fimple, longer than the fta- 
mens ; ftigma thickifh. Pericarpium : capfule four-cor¬ 
nered, obrufe, covered by the calyx and crowned, four- 
celled, four-valved; valves obfeurely keeled, thick, fun¬ 
gous, attenuated on the margin; partitions oppofite to 
the valves. Seeds: very many, oblong, fharp, affixed to 
the pillar .—EJJential CharaElcr. Calyx four-cleft; corolla 
none; capfule four-celled, covered by the calyx. 
Ifnardia paluitris, a tingle fpecies. It bears a great 
refemblance to Peplis portulaca: it is creeping and float¬ 
ing; the flowers are axillary, oppofite, feflile, and green. 
Native of Italy, France, Alface, Ruflia, Jamaica, and Vir¬ 
ginia, in rivers ; and is annual; according to Allioni it is 
perennial. Swartz has determined it to be a fpecies of 
Ludwigia, frequent in the rivers of Jamaica, with petals 
to the flower, though fugacious. The plant without pe¬ 
tals differs from this, juft as in Ammannia, which fee. 
ISNEL'LO, a town of Sicily, in the valley of Demonar 
thirteen miles fouth of Cefalu. 
IS'NIK, a town of Afiatic Turkey, in Natolia; fituated 
on a lake which abounds with fifh, and has a commu¬ 
nication with the Sea of Marmora. Silk forms the prin¬ 
cipal article of trade. There are fcarcely three hundred 
houfes in the town, yet it is the fee of a Greek archbilhop. 
It was anciently called Nice, where the celebrated council 
was held, and the Nicene Creed promulgated as the article 
of faith: lixty miles fouth-eaft of Conftantinople. Lat- 
40.16.N. Ion. 29. 50. E. 
IS'NY, or Ysnx, a town of Germany, lately imperial, 
fituated in the Algau, betvvixt the counties of Hoheneck 
and Trauchburg, and the lordfhip of Eglof. Its magil- 
tracy, and the greateft part of the citizens, are Lutherans. 
Here is an abbey of benediftine monks, of which the no¬ 
ble family of Treuchlefles are adminiftrators and patrons ; 
the whole city, indeed, formerly belonged to them. But 
the latter, in 1365, redeeming itfelf for 9000ID. weight of 
hellers, it was, by the emperor Charles IV. taken into the 
immediate protection of the empire, with all the rights, 
immunities, and ufages, of the imperial towns. Its tax¬ 
ation to the matricula of the empire and diet was, in 
the year 1683, reduced from eighty to forty florins. 
In 1692, it was farther reduced to thirty, and after¬ 
wards to fixteen; but, in 1728, faifed again to thirty- 
eight florins. To the imperial chamber of Wetzlar it 
paid thirty-three rix-clollars, ieventy-five kruitzers. Ever 
lince the year 15x4, Yfni has been the tribunal feat of 
Leutkirch. In 1631, a great part of it was confumed by 
fire; and, in 1721, it fuffered extremely by the like cala¬ 
mity: forty miles fouth of Ulm, and twenty north-eaft of 
Lindau. Lat. 47.45. N. Ion. 9. 58. E. 
ISOCK'RONAL, or Isochronous, adj. is applied to 
fuch vibrations of a pendulum as are performed in equal 
times. Of which kind are all the vibrations of-the lame 
pendulum in a cycloidal curve, and in a circle nearly, 
whether the arcs it deferibes be longer or Ihorter; for, 
when it deferibes a Ihorter arc, it moves fo much the 
flower; and, when a long one, proportionably falter. 
Isochronal Line, is that in which a heavy body i<> 
fup pc fed 
