DES 
fame for mule will hold good. Thus alfo, if the a be 
le of 3 
mer, 8,5, in the preceding formule. 
{ame arene ned may be applied to any conftant forces what- 
ever. 
8. The time of the oblique defcent down any chord of a 
circle is equal to the perpendicular defcent through the dia- 
meter of the circle. 
g. The defcents or vibrations through all arcs of the fame 
cycloid, whether great or {mall, are equa 
10. The defcents, or vibrations, fee ee unequal arcs of 
circles are unequal ; ; the times being greater in the greater 
arcs, and lefs in the Ir 
For the Laws of ee Descent of bodies on inclined planes, 
fee Inclined Pian 
For the Laws Foucher in cycloids, {fee Cycioiw, and 
PexnputLum. 
For the Laws of Descent by variable forces, fee Forces 
Descent, Line of fwiftef, is that whi - a body , falling 
by the atioa of gravity, defcribes in the fhorteft cme from 
one given point to another; which is are by geometri- 
cians to be the cycloid ; whic tee 
Descent of Uterus, in Midw ifery, {ee Bearing down 
a Urer 
DE SCHEL, in Cas: a town of Brabant ; 13 miles 
S. of Herentals. 
DESCHKIN, a town of Ruffia, in the government of 
Orel; 24 miles N. of Orel, and 484 S.S.E. of Peterfbure. 
DESCHNAY, a town of Bohemia, in the circle of Ko- 
nigiagratz; 21 miles E N.E. of Konigingratz. 
DESCHNO, a town of Bohemia, in the circle of Boleflaw; 
4 miles W. of Ay cha. 
DESCRIBENT, is aterm in Geometry, expreffin ng fome 
line sole furface, which by its motion — a plane figure, 
ora foli 
p gh is 
ammarians content eae arie with penny 
ca require es finitions of things. See Derinit 
defcription is an enumeration af divers attributes of a thing, 
moft of which are only accidental : ag, when a perfon is de- 
{cribed by his deeds, his fayings, his writings, bis aera — 
efcription, ag to its outward appearance, refem 
oe es is even ~_ with the thing defe be a 
t doe expla ead of bringing feveral 
Keen lentil to ae thing deeched, it only brings a number 
of accidents belonging to it. A defcription, therefore, i is no 
proper anfwer to ie Adee quid ef, what is he? but to 
that, quis ft, who 
elcriptions, iu nee, are principally ufed for fingulars, or 
t differ in 
hie and t ch difference contains 
ing very notable, or diktinguifhable, But individuals of 
the fame kind differ much in accidents: 3 e.gr. George isa 
-king, and William a citizen; Charles isa male, and Anne a 
female , Henry is “ and Johe a vee &e. ooo 
a 
are notably ag ithe on each thee though they eee 
differ at all in 
Some Suton cals a defcription a quafi-definition, as, body’ 
DES 
is a thing shear moveable, folid, extended, &c., which 
only falla fhort efinition in this, that, inftead of the 
form or effence a a bah it Fai one or more properties 
arifing from the form ore 
RIPTIONy in Conan To defcribe a circle, ae 
parabola, .y 18 to nine or <form thofe figures, with rules 
compafles, 
Deen com in Law. In deeds and grants there mut 
be a certata detcription of the lands granted, of the oe 
where they lie, and ‘of the perfons to whom granted, &c., 
orderto make them good. But wills are more favoured ae 
grants as to thefe defcriptions; and a wrong de({cription of 
the perfon will not make a demife void, if there be likewife 
rene role what perfon was intended by the teltator. 
( Nelf. Abr. 64.) 
hreana ks Postry and seas is a figure which, 
the aid of imagery and arumert, exhibits fuch a ftron 
and lively reprefentation of a fubject. as gives a diftin® view 
and fatisfa€tory notion of it to the reader or hearer; and 
whilft it convinces the mind, it movcs and {ways the paffions. 
This figure is principally ufed by 
defign to move the paffiins, but to ee the fancy. Hif- 
torians alfo defcribe things, places, end perfons; and orators 
roduce the greateft effect by nee In what a beau. 
tiful light has Cicero (Pro a .c. 7.) exhibited an porite 
arts and fciences when he defcribes their effets, and reprefents 
fs benefit and ae rae wh dee they afford to ss mind ! 
fhou ey ot wher in the 
laft Sac ot ‘hei "rrienas, ce ‘thrieks of children, women, 
and ily referved to fuch diftrefs ; the plun- 
ace of all eel civil and facred, the hurry and confufion 
in carrying off the booty, captives driven before their victors, 
the i a 
o (lib. xxix. ce 
{cription, in a fpeech on king Bnilip V. of Maceden in which 
he reprefents the neceffity of falling upon the Romans, who 
at that time were engaged in a war with Hannibal. e 
Perfian, Gallic, and Macedonian wars s° but the fe would all 
be found unworthy of regard, if the armies now engaged in 
Italy fhould march out - at country. I view the terrible 
and cruel wars, w ve thofe nations through 
lefs reafon to dread the favage conque n Gre 
becaufe more prepared, and better able to "defend itfelf on 
I am fenfible thofe who attack each other fo impetuoutly 
will not confine their viGtories within thofe bounds ; 3 and that 
it ae oe our lot to engage the conquerors.” 
{eripti portry c asa not denote a 
ny one parti. - 
Piel a eso efeription is generally 
introduced as aa vembelifhecn he than made the fubje& of 
regular 
£ 
