DEN 
and_marchionefs given to fome of the perfonages whofe 
talents are celebrated, _ they are regarded as profeffors 
or diletanti, it appear t the fuccefsful cultivation of 
mufic ia the city of } Nap! es was at this time in great eftima- 
tio a. 
DENTICLES, ia Arcbitedure. 
DENTIDIA, in Bete 
ave no knowledge but t ra 
chinenfia, 369. He defcribes it as belonging to the Didy- 
namia Gymnofpermia, oe gives the following Eff. Ch. ‘Three 
upper fegments of the calyx minutely toothed. _ Upper ue 
ot ies corolla thortel, “four cleft ; lower entire 
See Den 
herbaceous, annual, upright 
ry a toot high; firm, 
fquare, Rraight, purp 
’ 
» {mooth, wel prance eroffing 
each other. l.eaves oppofite, on long ftatks, kidney- 
fhaped, concave, reflexed, fmooth, fringed, ua a ae uh 
purple ze: be “oxy, qiare. Fiowers red and 
eC 
white. L It is vc a this eine ae belong 
to fome gains ae kn aoe ‘he defcription accords in 
many points with Jerilla ocymoides, Linn. which is a native 
of China. 
DENTIFORM, in Bos ais alogy, according to Werner, 
is the form in ocr tallic or native filver is often found, 
where it is longifh and eaea. and thicker at the bottom 
than the top, where it ends ina point. 
DENTIFORMIS Processus, the fame as Pyrenoides. 
DINTIFRICE, any fubltance to rub the teeth with, in 
order to clean or faftenthem. The term is derived from the 
a meee a tooth, and frico, ape 
tifrices are commonly emplo yed in the form of 
a 
a 
4 
“gq 
— 
= 
ow 
ta 
— 
oO 
=~ 
ial 
= 
= 
me 
2) 
st: 
= O° 
2 
= 
ay 
3 
a 
[o¥) 
Oo 
3 
td 
lefs harfh or eae a eae lefs acid matter, than when 
they are a only 
The powders pen ely te rec 
Commande! for this purpofe are, 
levigated iat —— 
rea 
pala cuttle- fith, myrrh, calcined 
tartar, o 
freely will deftroy the teeth, ‘and compenfate badly for the 
whitenefs ail produce. 
iny of the above powders may be mixed up with honey 
or butter, and will then form a kind of eleQuary for rub- 
bing the teeth. Spirituous and aftringent Ictions are alfo 
empioyed with the fame view, or to harden the gums; and 
not unfrequently the powder of cafcarilla, or Peruvian bark, 
cc. had recourfe to, when the gums are fpongy and apt to 
b 
Man ny per. rfons are fo averfe from all gaia pa they 
clean their teeth with a hard brufh alone, or 
root prepared on purpofe, rinfing their mouth ieee 
with w ow and then, wever, it is requifite to 
{crape ce penne matter from the roots of the teeth, 
which is called /caling them ; elfe, it will be impoffible to pre- 
ferve their natural whitenefs, and keep them fixed clofely to 
the gums, e tartar is alfo aheariod in decaying the 
teeth, when it accumulates for a long tim e TEETH. 
DENTILS, in ick an cram in cornices of a 
» 
DEN 
notched or toothed form; whence its name, from denters 
Lat. teeth. ao _ XXVIIL XXIX. of Archite@ure.) 
The dentils are c a {quare member, which is called 
by Vitruvius seed. ‘and by Englifh authors dentii-band. 
The proportions are thus given by. the former writer; the 
denticulus is to be equal in hight to the middle facia of the 
architrave, and its projection to be the fame as the height ; 
the width of the dentils is one-half of the height, and the 
"ISCALPRA, in Surgery, is $ the fcraping ates 
eration, and c 
Teeru. 
TIST, ts an art’zan who confines himfelf to the 
eeer-rie of tecth, and to feveral operations Pie by 
their defects, redundancies, accidents, or difor The 
word dentit is French, and the mot popular educa: in 
this department have come from France ; fo, likewife, have 
the moft ample and regular treatifes on th e fubjeGt, fome of 
which are tedioufly prolix and frivolous. The head fur- 
branch of their art beneath 
1 
fuch a large ntifts are often know 
to ag feveral eee pounds per annum by their pro- 
feffion 
DENTITI ON, in Anatomy, the procefs by which the 
advanced 
teeth, after they have certain flage of their 
come 
appears to be divided by the tooth in 
ufually called, in common langua 
saan comes 
w ay organs a 
n alre ae fully detailed in the defcription of 
ven under the article Cranium. have 
only to obferve, further, in this place, a the gum makes 
way for the advancing tooth by a procefs of abforption. 
That the tooth, in’ coming towards the alveclar furface of 
the jaw, is refilted by the gum, which is a firm and tough 
fubitance, and is thrown i ate of confiderable terfion 
able pain enfues, with re or derangement of 
whole conftitution. The r often proceeds ras to 
terminate fatally ; and, confequently, the time of the firlt 
te ue t 
dentition is regarded as one ee particular aes to the child. 
That all this mifchief arifes mere] the aay al 
caufed by the preflure of the tooth, is eored obvious fro 
this circumitance ; that it will ceafe entirely if he. 
divided. 
prefled by the tooth, and a perforation takes place at latt, 
through which - projeQing edge or point m Sif 
cerned; and t the procefs is finifhed, w 
further ipledaat occurrences. The 
not attended with the fame circumftances aa the 
the Sanayi a come into places left for them by t the 
temporary on 
DENTITION, 
