DID 
mentaries, and fo converfant was he in ie aaa theology 
and Aoi are hittory, that, from his fuperior merit o only, 
he eleGed to fill the chair of the Alexandr rian {c ae 
St ae me and ie celebrated charadlers were amon 
eed who never lo& an opportunity of aaa loudly of 
saree and learning of their m os er. me pro- 
nounced him e the moft learned man of the ne pe Pal- 
ladius affirms oe he furpaffed all the ancients in the extent 
and variety of 7 knowle ge. n 
learned works, 
ther. Gea. ar 
US, an eminent mafelan of Alexandria, and, ac. 
cording to Suidas, cotemporary with ie ee aes Nero, by 
whom he was much horour 
ed and e hi3 proves 
him to have been younger than Aaiee ue and more an- 
eient than Prolemy, though fome have imagined him to have 
preceded Ariftoxenus. He wrote upon grammar and medi- 
cine, as well as mufic ; but his works are ali luft, and every 
thing we know at prefent of his harmonical dotrines is from 
Ptolemy, who, by eNputing, ables them. However, 
this author confeffes him e been well verfed in the 
canon and harmonic divifions, ace. if we may judge from the 
tellimony even of his antagoniit, he mult have becn not only 
tro e {ca e, an nd, sonnet 
the eee major 3 2 4, which harmonized the ile 
tem, and pointed out the road to counterpo he an ve 
that mek critics nae beftowed on Ptolemy, he feems to hase 
a better title to the invention of modern harmony, or mufic 
in parts, than Guido, who appears to have adhered, both in 
theory and Se ie the old dliviion of the feale into 
major tones and lim 
«The bett feces a diapafon,”’ fays Doni, ‘ and that 
which is the moft replete with fine harmony, and chic fly in 
probable, that in Ptolemy’s time the major re was gaining 
ground ? Upon the whole, however, it appears, that thele 
authors only differ in the order, not the quality of intervals, 
ymMus, in Ancient Geography, a mountain cf Afia 
Minor, named Dindyma by St ae 3z- Herodotus places 
here the fource of the river Her 
IDYMUS, or Didym inoansids ‘of Arabia Felix,.in the 
country of the Sach ane Prolem 
DIDYNAMIA, in Botany, (from 3 dss, and ¢ ee 
implying the fuperiority of two ftamens over the re ft,) the 
14th clafs of the Linnzan iyi fyftem, but which is in 
itfeif a natural clafs, or nearly fo, comprehending almoft all 
having four ft.mens, two of which are longer than the other 
two. The natural charaCter of the flowers is as follows. 
Cal. Perianth of one leaf, ere&t, tubular, permanent, five- 
cleft, more or lefs irregular or unequal. wr, of one petal, 
erect, irregular, its tube fecreting or containing honey ; its 
ii wo-lipped nge Stam. Spain 
four, near, parallel, inferted nto the t » moftly curv 
DIE 
ricated as they fade; anthers cohering in pairs, moftly over. 
fhadowed by the upper lip. Pi, Germen ae Coie 
fuperior ; ftyle fimple, except in Perilla, thread-tha aral- 
l to n the filaments, and fl 
them; ftigma ufually bifid. Peric. either wanting, as i 
e firft o where the calyx fupplies its place ; or capfus 
ometim sasha and ttly of two cells. Seeals if 
ae ed four, exept i brymas if covered generaily very 
numerous. The orders of this clafg are two: 1. 7 
permia, in whicli the feeds are naked - this the plants 
are often aromatic, and never poifonous. ngio/permiay 
fceecs in a feed-veffel, in which are many Sere ap though 
fionally become regular have five equal ftamens, as 
in feveral {pecies of ye re and tome Bignonie and Che» 
ones. §. 
ae See Dy 
E,DeaV an um, in Geography »afmall townof France, 
in ie department o 
m 
the D-dome, chief place of a diftria PoE 
the fame name, fituated in a fine valley on the river Benes 
27 miles S. pores 45 N. W. of Gap, 36 S.W. of 
Grenoble, and 450 S. by ©. of Paris. Lat. 44° 44’, Its 
) 
canton has a el, a of 420 kihometres, 3 m- 
munes, and 7975 inlabitants, of on the town itfelf cons 
tains 3968. 
As chief place of a diftri@, Die has a fub-prefed, a court 
of juftice, and a regifter-office. 
ourhood, has a Spring of mineral water, which 1s confidered 
as a fpecific remedy againft rea gee fevers, 
e foil of the diftri& o mountainous and n 
very fecies : it produces, oe wey 
ore er rds. The patft 
o 
ine cantons, 117 com- 
ea and 58,090 inhabitants, upon a teritorial extent of 
430 kiliometres, 
“Dik. Saint, in Latin Sandus Deodatus, a uaa town of 
France, in the department of the Vofyes, chief place of a 
diftriG of the fame name, fituated on the river Meufe, which 
runs through the = : 30 miles W.of Scheleftat, 36 S. E. 
of Luneville. Lat. 48° 20°. The extent of its canton is. 
225 kiliometres; i ae pasion 14.925 inhabitants, 
5346 of whom inhabit the to t. Dié has a fub pres 
tect, a court of jultice, and a se ifter office 
he plains in this diftri€&t produce ry e, oats, millet, and. 
potatoes; the mountains are covered with forelts o pine. 
‘The paftures are good, and there is fine flax grown, of which 
the inhabitants make excellent linen cloth, tape, and thread: 
which ars together with cattle, iron, hardware, jewellery, 
timber, and firewood, conftitute their principal trade, T 
uffe, Frat ize, and Lu 
a 
& 
a 
d a fine quarry of es Seater 
The diftri@ of St Dié has a a es, extent of 151 
ares nine cantons, 108 communes, and 75,208 chen. 
—Alfo 
d 12,727 inhabitants, upon a 
+ kiliometres.x— Alfo, a {mall town 
river "Loire in the meres of Loire 
nton h 
aol an of aa 
of France, on the 
and Cher, 12 miles 
DIEBACH,a town 2 the dochy of Luxemburg; four 
miles W. S. W. 0 
DJEBAIL, Oe soit "Byblos, a town of Pray | the 
oft 
