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# Title: Lexicon Technicum: Or, An Universal English Dictionary Of Arts And Sciences (shelfmarks Leibn. Marg. 71; ZEN Leibn. Marg. 71)
# Folio - , page id 806933011:0101
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I
AA LS D) IhC Lbaack IS a COCCHA I VaI AZIMOTE, is an Arch ot chelsorizon coin
Throuen the Farrh, and ro be terminared in chie prehended berween the Meridian oF che Place
Poles of he Zodiacke.
and any ocher Azimuth Circle; Or, conrained Be.
AZIS of Rotation or Circumrolution, is an cveen che Prime Vertical, and any octier AZimistl
bnaginary Line, abouc which any plain Pieure is
conceired ro be curned ro matie a Solid: lhus a
Sphere is conceired ro be made by the Rorarion ot
à Semi circle abour its Diameter; and a Cone b
thac oF a Riphe angled Trianele abour its Per.
Dendicular.
AXIS Secundus, in the Pyperbole and Fllipsis, i.
the Conjurate Diameter: Which sec. This is
Comerimes called che Axis Rectus.
ALIS, in Opticts; is che RaY, which oE aII chab
are senr ro che Fye Falls perpendicularly on ic, and
Which by consequence passech chrouph the Center
OF the Liye.
A=XIS Common or Mlean, is a Righe Line drawe
From che Poine oF Concourle of che ruo Oprict
Nerves chroush che midale ot etie Righe Line
which joins che Excremicy oF che Came Opticke
Nerves.
AXIS es Lutuchce, in DioElICkS, 15 a R18
Line dravn chrouoh che Poine os incidence, anc
perpendicular W che Retractins surtace.
A=IS of Refraction, is rhac which is made by
che Ray of Incidence, directly prolonged on che
inside ot the lecond Medium by rhe Ray of RC-
Fractiono
Circle.
Fo sind ite sximuch ac any Finie: Sec cha
Irth Cale oF Oblique ansled Spherical Friansles vri-
dex rhe word Trigonometry.
F0 sind the Sunis Azimuth, 25 also che Four
by ehie Clobe, travins che Suns Place and alritude
hiven.
Rectiiy jour Globe, and sic che Ouadrane; ther
curn boch Clobe and Quadrane about rill the
Suns Place cur the siven Alcieude in che
Ouadrant; for then che Index Mews che
Four, and che Ouadrane che Azimuth in itie
Florizon.
To sind the Suns Azimuth at Six, havine ché
Larieude of the Place, and che Suns Declination
iven.
Say, AS the Co. Sine oF the Larirude, is to the
Radius, (o is che Co Tangene ot ihie Suris
Declinacion co che Langene ot che suns Axi
muth ac Six.
Example. Tet the Lariende Be 51 der. 20 min-
and che Suns Declinarion bc TNo. 30
Then coche AC. c0. oF ihe  9 1 . 30. - -. 0, 205856
Co. Sine ot
Add the Co- FangenE OF LX. 3N. - +0,690891
Summ is the Fangent of 83. 50.= 10,896741
xtrich is che Azimuth at six required.
Fo sind che Fime when che Sun will be exdctlis
on che Fast Or West Azimuth havine che Suns
Declinarion and L aritude oF ihe Place given.
Say, AS the Co. Pangent of the Declination, is
co che Co. Tangene ot the Lacirude, (0 is che
Radius co the Sine oF an ArK, wtrich conver
red inro Time, Mews the FTour From Six.
Example. Suppole the Declinarion be LPo. 3Yo
The Lacieude oF he PlacC SI. 30.
Then E0 che AF. C0, OF ihe Z , 1. 31. -. 9, 309108
Co- Pangene or
add the CO= Fangent oF 5L0. 30. - 9, 900605
Summ is elie Sine oF 09. 12, = 19, 209713
ertich is 48 Mlitiures oF an FTour:
Theresore sche Sun will be due Fast in che NIOr-
nins r2 minutes belore 7, and W est in che Bie.
nihe 12 minutes atrer 5
Toand che Azimuth, havine piven the Lati-
cude ot chie Place, che Suns Alcicude at Sitt, and
prelene Alciriide.
Tri Summer.
SaY. A5 etie Co: sine oE the Alciride is rô ehie
Langenr oF che Lacicude, so is ihe Ditference
becireen etie Sines of the sun s Alririide ac6
and prelenr Alcicude ro che Sine oF che A
muth trom Past. c0 WV est
In Winter
5a). So HC Co-SiIC Ot the Alriricé, is ro itie
Tangent of rhe Laricude, Io is ehe summ ot
etie Sines ot the Suns Alritude aF 6, and pre
Sene Alcirude, r0 the Sine o5 The Azimutto
Ec ora tiast oetrest.
AZINEAE.
AXIS of any Class (in Oprickes) is a Righe Linc
deaun perpendicularly chroueh che Cenere of che
GIa(S; Or it ic bc a Convex Cla(S, chrough the
Thickest pare; it a Concare, chrouxh che chinnest
ParE Cetich in each is called the Pole of the Class
directly on ro the Centre oF che ephere, the Clals
Figure is a Seement of.
AXIS in Peritrochio, is a Machine For ehe rar
sing ot Weiehes, consistine ot a Cylindrical Beam
(etrich is che Axis) lvins Elorizontal), and lup.
porred ac each end by a piece ot Timber; and
Lomenhere abour ic, ic hach a kind ot Tempanum
Or Wheel, which is called che Peritrochium, in
Wrhole Circumterence are Iloles made ro pur in
Scares (like rhose of a Windlels or Capstain) in
order rorurn che Axis round the more casily, anc
chereby co raile che Weighr required by means
a Rope which winds round che Axis.
AXIS indeterminate, oF an Fsyperbola, is a Rietro
Line which divides into emo equal Parrs, and ad
Riphe Aneles an infinice number ol Lines dravon
Paralle l ro one anocher ivichin chie Cyperhola.
AZIS Determinate, in chac Fipure is a Riptie
Line dramn beciveen the Vertexes Or TopS oF
ihe opposice Sections or FTyperbola.
AXIS Conjugatus; is rtie syperbola: Sec Con
ileateo