Definition of Xenon
Xen´on
Pronunciation:
zĕn´ǒn; zē´nǒn
n.
1.
(Chem.)
A
very
heavy
,
inert
gaseous
element
of
the
noble
gas
group
,
occurring
in
the
atmosphere
in
the
proportion
of
one
volume
is
about
20
millions
.
It
was
discovered
by
Ramsay
and
Travers
in
1898
.
It
can
be
condensed
to
a
liquid
boiling
at
-107°
C
.,
and
to
a
solid
which
melts
at
-111.9°
C
.
Symbol
Xe
(
formely
also
X
);
atomic
number
54
;
atomic
weight
131
.
3
.
Related Words
air
,
argonon
,
atomic
number
54
,
chemical
element
,
element
,
inert
gas
,
noble
gas
,
Xe
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Xanthorhamnin
Xanthorhiza
Xanthorhoea
Xanthose
Xanthosis
Xanthospermous
Xanthous
Xanthoxylene
Xanthoxylum
Xebec
Xeme
Xenelasia
Xenium
Xenodochium
Xenodochy
Xenogamy
Xenogenesis
Xenogenetic
Xenomania
Xenomi
Xenopterygii
Xenotime
Xenurine
Xenyl
Xenylic
Xeraphim
Xeres
Xerif
Xeriff
Xeroderma
Xeronate
Xeronic
Xerophagy
Xerophilous
Xerophthalmia
Xerophthalmy
Xiphias
Xiphidium
Xiphioid
Xiphiplastron
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