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lanthanum

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noun lan·tha·num \-nəm\

Definition of lanthanum

  1. :  a white soft malleable metallic element that occurs in rare-earth minerals — see element table



Origin of lanthanum

New Latin, from Greek lanthanein to escape notice — more at latent


First Known Use: 1841


Medical Dictionary

lanthanum

play
noun lan·tha·num \-nəm\

Medical Definition of lanthanum

  1. :  a white soft malleable metallic element that occurs in rare-earth minerals—symbol La; see element table




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