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Webster 1913 Edition
Pelopium
Pe-lo′pi-um
,Noun.
[NL., fr. L.
Pelops
, brother of Niobe, Gr. [GREEK].] (Chem.)
A supposed new metal found in columbite, afterwards shown to be identical with columbium, or niobium.
Definition 2024
pélopium
pélopium
French
Noun
pélopium m (uncountable)
- (obsolete) A metallic element subsequently shown to be technetium