DAY 
the fpring. Itis prefcribed in cafes of rheumati{m and gout, 
ly. 
aed is then ufed both llr! and interna 
s its canton has aa extent 
The whole aillciat reckons 8 eaaions, T12 com 
munes, a territorial extent of 2415 kiltometres, and 75190 
inhabitants. It produces corn, wine, an s prin. 
cipal trade is in deals, rofin, tar, wheat, wine, and brandy. 
Herbin. Statiitique de la Trance. 
ON, Dayasen, or Dadahon, 
French ene atown and {cttlement of S Spaniards 
line betwee 
F 
called by the 
y 
, on the 
t. Domingo. It was fettled to a mugegling 
when the Spaniards had their fhare of t ids. = Lt 
is bounded E. by the territory of St. Yago, N. by the extre- 
mity of the bed of the . Yaqui and the bay of Man- 
eenilla, an . by ange and iittle ifland of Maflacre. 
t contains about 4900 perfons. The town is fituated 4oo 
fathoms from the I. bank of Maffacre river, more than So 
leagues N.W. of St. Domingo, and 28 be of St. Yago. 
» lat. oe G2): ong. from Paris 7 ; 
DA XBERG, a nen of Germany i a eo archduchy of 
DAXENBACH, or TAXENBACH {mall town of 
Germany in the en men of Sone. ak an old 
eaftle onthe river Saltz 
DAXIMONILI S. in Ancient Geography, a mare of 
Pontus, fituated towards the weft, and watered by the river 
Seylax 
or Bay, in Architefure, one of the lights or come 
saa bene een mullionand mullion,inthe great windows of 
the windows became long sad narrow, in the form of a lan- 
cet, it was foon found neceflary to place two of them 
ther, In order to tranfmit a fu fici i 
fc ggefled the a emia window wit 
oi:t. This i t 
double mulling. ercnks three days; e en- 
its dimention s and multiplied i its ornaments, -particu- 
y he grand ate ern and wettern windows of cathedrals, 
we feat find thefe conttru€ted with five, feven, and 
even nine principal compartments, together with an infinity 
of tracery-work, quatrefoils, eames aan and other or- 
naments. At length, in the time o VIII. and his 
children, suusasae returned ie the po ose which they 
had Gril fet aed and built plain windows without any ftriking 
ornaments or Se 
AY, in Ai ia a portion of time equal to that which 
elaples between two fucceffive tranfits of the fun over the 
is 
word day, in the ordinary language of fociety, is often 
ufed in ae earuaweny to al any very accurate 
limit peing affixed to eithe 
Aftronomers “Hkewife conde the day in both thefe fig- 
rifetions but endeavour to define the term more exactly. 
he aflronomical or folar day is the interval included be- 
en two fucceffive noons: Noon being defined, the — 
moment when the centre of the fun is on the meridian 
interval has been moft ufually adopted by civilized nations, as 
the true length of the day. 
e aftronomical day begins at noon, and the 24 hours 
into which it is divided are counted on to the following noon; 
but the civil day ufed by us begins at midnight, an the 
twelve hours are repeated twice over, Thus February 
E. 
DAY 
toth, 19° reckoned altronomically i is, according to the mode 
adopted in fociety, Feb. 11th, 
From the earlieft times men — pa their invention 
to im itate and lubdivide this period b chanical contri- 
d again to 
have recourfe to nature, to find a more uniform ftandard te 
which our chronometers fhould be referred ; the aftro. 
nomical or folar are days of@unequal length, being longer 
about t the feafon of the folitices than at the equinoxcs 
an folar day is a period not marked out by the 
ae r ae year ae He) into as ma y le as it eae 
confiits of, but each of thefe days of an equal length. One of 
thefe i ies say ole: 7 allied a mean folar day, 
Th me that arifes,from adopts 
ing one of thefe te in preference to the other is called 
the equation of time, For a more full account of the nature 
of this equation, fee that article, 
Siderial day isa period much ufed by altronomers, and is 
at in the earth makes one entire revolution on its 
axis. e ftandard afforded by nature exceeds in 
aie any imitation segs can be produced by art. Hitherto 
t leat we have had no indication from aftronomical obfers 
efts _ we ufual ay Naa it the ftandard to 
which we refer all other uniform motion 
however, any stat variation in the 
earth’s revolution on its axis, it is no means impoffible 
that clocks may be brought to fuch : degree of perfection, 
as to detect it. 
e folar day is longer than the fiderial by about four 
_ This difference arifes from the motion of the earth 
For if on any day i centre of the fun and a ftar fhould 
ane the meridian at th me moment, the following day, 
w {tar é 
the i will a to ee sae to the 
not pafs the ici till abou 
The mean difference between a folar and fiderial day is 
= 3’ 56”, but this is aren vying its maximum being 
= 4 10”, and its minimum = 3’ our — ina year 
the days are of their mean length, “Twi a year they ins 
creafe to a maximum, and twice a year are . their minimum : 
for example: 
In this ai year, 1808, the folar day is equal to the 
mean day ont b.: it continues to decreafe till the 
25th March, ei it becomes 20” fhorter than the mean 
; it begins to increafe, and on the 14th 
y, and continual'y increafes ol 
ae the 21it June it decreafes iill the 
14th September, the mean length taking ‘shoes on the 
27th- July. From this time it satecales ait the 22d Dec., 
when its pan 1s a maximum. From c. they continue to 
diminifh till the following March, when oat the fdm 
ations again take place. Two caufes, independent of eac 
other, contribute to produce this irregularity in the excefs of 
the folar rey the fiderial day, and confequently in the total 
length of the day. One of thefe is the unequal motion of 
the earth in ita orbit; ee othe the iuclination of the earth’s 
axis to the plane of its o 
out the ee of the fimme Ars the earth is in its 
ae on, and mo any other feafon of the 
ar. The folar re th eet differs lefs from a fiderial day ; 
i if the earth was suit they would be equal. And 
if 
