Definition of Didymium
Di`dym´i`um
n.
1.
(Chem.)
A
rare
metallic
substance
usually
associated
with
the
metal
cerium
; -
hence
its
name
.
It
was
formerly
supposed
to
be
an
element
,
but
has
since
been
found
to
consist
of
two
simpler
elementary
substances
,
neodymium
and
praseodymium
.
See
Neodymium
,
and
Praseodymium
.
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Didapper
Didascalar
Didascalic
Diddle
Diddler
Didelphia
Didelphian
Didelphic
Didelphid
Didelphous
Didelphyc
Didelphys
Didine
Dido
Didonia
Didrachm
Didst
Diducement
Diduction
Didym
Didymous
Didynamia
Didynamian
Didynamous
Die
Diecian
Diedral
Dieffenbachia
Diegesis
diehard
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Dielytra
Diencephalon
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Dies Irae
Dies juridicus
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Dies non juridici
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