Definition of Erbium
Er´bi`um
n.
1.
(Chem.)
A
rare
earth
element
of
the
lanthanide
series
associated
with
several
other
rare
elements
in
the
mineral
gadolinite
from
Ytterby
in
Sweden
.
Symbol
Er
.
It
has
atomic
number
68
and
an
atomic
weight
of
167
.
26
.
The
pure
element
is
metallic
with
a
bright
,
silvery
luster
.
It
is
relatively
stable
in
air
,
not
oxidizing
as
quickly
as
some
other
rare
earths
.
Its
salts
are
rose-colored
and
give
characteristic
spectra
,
and
the
pink
oxide
has
been
added
as
a
colorant
in
glass
and
porcelain
enamel
glazes
.
Its
sesquioxide
Er2O3
is
called
erbia
.
Related Words
atomic
number
68
,
Er
,
fergusonite
,
gadolinite
,
metal
,
metallic
element
,
ytterbite
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Era
Eradiate
Eradiation
Eradicable
Eradicate
Eradication
Eradicative
Eragrostis
Eranthis
Erasable
Erase
Erased
Erasement
Eraser
Erasion
Erastian
Erastianism
Erasure
Erative
Erato
Ercedeken
Erd
Erd shrew
Ere
Ere long
Ere now
Ere that
Erebus
Erect
Erectable
Erecter
Erectile
Erectile tissue
Erectility
erecting
Erecting shop
Erection
Erective
Erectly
Erectness
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E
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