Definition of cadmium
: a toxic bluish-white malleable ductile divalent metallic element used especially in batteries, pigments, and protective platings — see element table
Recent Examples of cadmium from the Web
The A350 production aircraft will not use lithium-ion batteries as its main on board power supply, instead opting for the more traditional nickel-cadmium batteries.
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Origin and Etymology of cadmium
New Latin, from Latin cadmia zinc oxide, from Greek kadmeia, literally, Theban (earth), from feminine of kadmeios Theban, from Kadmos; from the occurrence of its ores together with zinc oxide
First Known Use: 1818
CADMIUM Defined for English Language Learners
Definition of cadmium for English Language Learners
: a bluish-white metal that is used especially in protective coatings and in batteries
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