Definition of Gnomon
Gno´mon
n.
1.
1.
(Dialing)
The
style
or
pin
,
which
by
its
shadow
,
shows
the
hour
of
the
day
.
It
is
usually
set
parallel
to
the
earth
'
s
axis
.
2.
(Astron.)
A
style
or
column
erected
perpendicularly
to
the
horizon
,
formerly
used
in
astronomocal
observations
.
Its
principal
use
was
to
find
the
altitude
of
the
sun
by
measuring
the
length
of
its
shadow
.
3.
(Geom.)
The
space
included
between
the
boundary
lines
of
two
similar
parallelograms
,
the
one
within
the
other
,
with
an
angle
in
common
;
as
,
the
gnomon
bcdefg
of
the
parallelograms
ac
and
af
.
The
parallelogram
bf
is
the
complement
of
the
parallelogram
df
.
4.
The
index
of
the
hour
circle
of
a
globe
.
Related Words
indicator
,
sundial
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Gnathotheca
Gnatling
Gnatworm
Gnaw
Gnawer
Gneiss
Gneissic
Gneissoid
Gneissoid granite
Gneissose
Gnew
Gnide
Gnof
Gnome
Gnomic
Gnomic Poets
Gnomical
Gnomically
Gnomologic
Gnomology
Gnomonic
Gnomonic projection
Gnomonically
Gnomonics
Gnomonist
Gnomonology
Gnoscopine
Gnosis
Gnostic
Gnosticism
Gnow
Gnu
Go
go figure
go one on one
Go to
go-around
go-as-you-please
Go-between
Go-by
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