Lexic.us

Definition of Tantalum

1. Noun. A hard grey lustrous metallic element that is highly resistant to corrosion; occurs in niobite and fergusonite and tantalite.

Definition of Tantalum

1. n. A rare nonmetallic element found in certain minerals, as tantalite, samarskite, and fergusonite, and isolated as a dark powder which becomes steel-gray by burnishing. Symbol Ta. Atomic weight 182.0. Formerly called also tantalium.

Definition of Tantalum

1. Noun. A metallic chemical element (''symbol'' Ta) with an atomic number of 73. ¹

¹ Source: wiktionary.com

Definition of Tantalum

1. a metallic element [n -S] : TANTALIC [adj]

Medical Definition of Tantalum

1. A rare nonmetallic element found in certain minerals, as tantalite, samarskite, and fergusonite, and isolated as a dark powder which becomes steel-gray by burnishing. Symbol Ta. Atomic weight 182.0. Formerly called also tantalium. Origin: NL. So named on account of the perplexity and difficulty encounterd by its discoverer (Ekeberg) in isolating it. See Tantalus. Source: Websters Dictionary (01 Mar 1998)

Lexicographical Neighbors of Tantalum

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