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# Title: Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences (shelfmarks Leibn. Marg. 71; ZEN Leibn. Marg. 71)
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SF. N
Irs solid Concent is tound by mulcipiving the) The Boats seasins, i5 a RopebY Wvhich a R in 8, CF
Surtace of ehe whrole Sphere, by che Alritude of licele Chain is made tast in the Forechip ol the BOaC,
the Seoment, and chen dividins che Product by che
Diameter of the Sphere, and eo che Guoriene, ad
ding che Area oF che Bale oF che Segment.
Or iE ic is less chan an Femisphere chus:
Fake che AIEitde OE the SCGMCMEErOM LHC R a-
dius of the Sphere, and by che Ditserenice multiply
the Area oF che Base ot the Seomene; and Sub-
eract this Product From thac which willarise from
multiplrins che semi-Axis oF che Sphere into che
Conrex surtace of the segmene; ihien diride che
Remainder by 3, and che Ouorient is che Solidies
Cought.
This latter Mechod suppoles che Axis oF che Sphere
eobe siren; il noc, ic max be tound chus.
Let che Altirude OE che Segment be called a
aud ies Setrri diameter s.
Then vill
a. 5: : 5. ; ad t0a, aud hac Mall bive
the AxiS FOuBME. 13. c6. Fuclid.
SEGMOIDALES, Or Semilunares, ate VaIreS OF
the Arteria Pulmonaria, and are (0 called, becaule
they relemble a FTaIF- MOON, Or Sesment oF a CIF-
cle; their Substance is Membranous: When chey
separare, cher sire passase to che Blood, trom the
Vencricle into the AererY; buc ctiey MuE che PaI-
Cagc, and are ctirust rosertier by the Blood, iF ic en-
DEaVOUTS LO FCFUEA.
SEGRETANT, ihC Heralds Word FOr Criffins,
wvhen dravon in a leapin or Paliane POsture.
SETADT, (i. es sicrins) che Termis uled in He-
Wwherebr, ina Flarbour, che Boac is Fastened 1o ihie
Stips side.
Part of the Brain, is compounded of tour Processes
OF che Bone Sphenoiedes, or che Wedse like Bone;
in an Fscurcheon Cerins likre a Cac, with his Fore-
the Rete Mirabile.
make probable Cueres and Conjectures of che
Consticurion and Scate oE his Parient.
SEMLBREVE, a Term in MuNICK. See Notes
and Fime.
SLMILCIRCLE, is chie Figure contained be-
ewreen theDiamerer os a Cirele, and half che Cir.
cumferenice.
AISO an IMATAMENE FOE Surverins, made OE BraIS;
and dirided into 180 Dcorces, beins half che Theo-
SEMLCOLOLT, is a Scop, or Point in a Sen-
tence, betwveen a Comma and a Colon, and marté d
primier Seisin, is the ArstPoresion; and +o Seise, 15
chus (:) aud expresses a Pause grearer chari che
Former, and less chanthe laLLCF.
che Larr accounceth a, seisin, 25 an Turolmene:
And ehis Seisin in Lam, is 25 much 25 2 RighE 10
Lands and Penemenes, tho che Omner De bY
Wrons disseised of chem: And hewho hach had an
PTours Possetion quietly calien, hach Peisin de droit
50) de claime, Wvhereof no Man may disseise him by
porrion oF che Diameter: That is, che CubeS OF
che Ordinates are as the Squares ot itie Diame-
his own force or subriser, buc must be driren 10
his Action; and ris called by Coke, Scisin in Lar
SEMLCOBICAL Paraboloid, is a Curre vohose
Ordinaces are in Subtriplicate of the Duplicate pro-
Seisin in Lar, wten Comethins is done which
The Civilians call ctre one Civilem Possessionem
In chis Paraboloid, che Segments oF ihie Curve,
Cur by Ordinares (ac equal Distances) are as thie
Ordinates in a Parabola; and theretore cheir
Squares increased by Equals in Arichmetical PTO-
pression s and consequentr chaE Cuere rO a RipHE
SFISINA habenda, quia Rex habuit annum, diem
E5 vastum, is a WVrir chac lies For Deliverr ot Seisin
EO The L Ord OF HIS L andS OP LCHCMCHES, AFLEF FMC
King, inthe Rishr oE his Prerosarire, hachhadche
the Pamme 25 fastenine, (V1Z.) OF LWVO ROpeS 1O8C-
thex with lone KOpC- PaTH, Gc. AIO the Fastenins
OF a BIOCK AE thC CHet BL a Pendanc or Jackle,
Line, a5 the Frunk ot a Parabola eo a Parabola.
SEMI-COPTOM, is a Bach, in wtich che Pa-
tiene is ontr ux cothe Navel in WV aCCE.
SELLLNO, or Scasins. I che Sea Languasc, i5
Carnet, Oc. is called Seizsins.
SEMETS, accordins rO DF. Crem, are chic Apices
oF che Arcire ot a Plant. See Apices.
Seisin in Fact, is when a Corporal Porsettion is
Tears, Dar, aud WV acte.
SEMEIOTTOA, is ChaL ParE OF PhVSICK, Ox ThC
Fealch and Sickness; adtictino the Physician 10
Seisin, accordins co the Common Law, is LO-
Fold: Seisin in Fact, aud Seisin in Law:
the orher Naturalem.
SEMETOSIS. Sec DiaenOsIS.
ArE oF Medicine, wrtich trears oF che Signs oF
SFISHHS, from che French Seisme, pessessio: 50
eo cate Porection.
Oe Actat deisin.
SELLA Equina, seu Turcica, Ox Sphenoides, 2
ic contains che Puitarian Clandule; and in BruteS,
talder FOr a Lyon, orother Beast, wrhen it is deavon
Feer Arait.
takeen.
dolite.
TeFS.
SEMIT-BTAMETER, Oc Radius, is chac Line
chac is dramn trom elie Cencerto che Circum terence
OF 2 Circle.
SEMLDTAMEPER, in Forrification, is LWO.
Fold, viz. the Greater and L esser: The Formet be-
ins a Line composed of the Capital, and the Small
Semidiameter of che Folyson: And che other, 2
Line deavn cothe Circumterence trom the Centre
UO The Gorres.
SEMIDTAPASON, a Ferm in Musick, signi-
Frins a Defectire or Imperfect Octaves
SEMTDTAPEHTE, 2 Tem in Musick, Ceni-
Frins an imperfect Fisth.
SEMLDETONE, in Musick, is che L esser Third
tavin IES TOTHS aS HA IOAre.
SEML-LOHVAEES Vaoulae. Sec Sesmoidales.
Leg, (0 called From irs beins half Tendinous and
Membrane-like, Ling mMmediacely underche semi-
nervosus: Ic arileth broad and rendinous trom che
Prommberance et che Os Ischium, and in iEs delcent
becomes broader; and in lels chan half irs Progrels
begins to erou Aecy, and is dilated into a large
and Aelh Belly, lyins uncet che lons round Ten-
don oF che seminervosus, becomine a MOrE chick
Tendon inserred to the Superior pare oF che upper
Appendix Or inc sIbia backWards. IES VSC iS 1O
SEMINAIL Leares: much che steleH PaeF OF aII
Seeds wrhich arc Pown in che Farth, come uP, OF
Moor Corch ac tirst ich rvo lincte, plain, (otc, ane.
undirides
SEMII. MIEMBRANOSOS, IS a MnsclC oF thc
helpbend che Tibia.