Dictionary

cobalt

noun co·balt \ˈkō-ˌblt\

: a hard, shiny, silver-white metal that is often mixed with other metals

Full Definition of COBALT

1
:  a tough lustrous silver-white magnetic metallic element that is related to and occurs with iron and nickel and is used especially in alloys — see element table
2
:  cobalt blue 2

Origin of COBALT

German Kobalt, alteration of Kobold, literally, goblin, from Middle High German kobolt; from its occurrence in silver ore, believed to be due to goblins
First Known Use: 1683
COBALT Defined for Kids

cobalt

noun co·balt \ˈkō-ˌblt\

Definition of COBALT for Kids

:  a tough shiny silvery white metallic chemical element found with iron and nickel
Medical Dictionary

cobalt

noun co·balt \ˈkō-ˌblt\

Medical Definition of COBALT

:  a tough lustrous silver-white magnetic metallic element that is related to and occurs with iron and nickel and is used especially in alloys—symbol Co; see element table
July 04, 2015
stringent Hear it
rigorous, strict, or severe
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