tantalum

Chemical element
Ta
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• tantalium (obsolete)

A New Latin word derived by Swedish chemist Anders Gustaf Ekeberg in 1802, from Latin Tantalus,^[1] named after Tantalus, alluding to the element's incapacity to absorb acid. See -ium.

• enPR: tăn'tələm, IPA^(key): /ˈtæntələm/

tantalum (countable and uncountable, plural tantalums)

1. A chemical element (symbol Ta) with atomic number 73: a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant.

• David Barthelmy (1997–2024) “Tantalum”, in Webmineral Mineralogy Database.
• “tantalum”, in Mindat.org‎^[1], Hudson Institute of Mineralogy, 2000–2024.

tantalum

1. (now rare) Alternative form of tantal
   • 1870, Mathilde Ørsted, Breve fra og til Hans Christian Ørsted, page 37:

     ... og et nyt Metal, som skal kaldes Tantalum.

     ... and a new metal, which is to be called tantalum.

   • 1975, Tandlægebladet:

     ... individer med tantalum implantater^[sic] i kæberne ...

     ... individuals with tantalum implants in their jaws ...

   • 2002, Taenk + Test:

     Det indeholder grundstoffet tantalum, ...

     It contains the element tantalum, ...

   • 1961, Tidsskrift for sygeplejersker:

     ... bomuld, hør, hamp, syntetiske fibre, rustfrit stål og tantalum, ...

     ... cotton, flax, hemp, synthetic fibers, stainless steel and tantalum, ...

   • 1914, Gads danske magasin:

     Paa dette Omraade har man dog fundet et Erstatningsmiddel i Tantalum, ...

     In this area, a substitute has been found in tantalum, ...

   • 1963, Aarhus universitet, Aarsberetning:

     ... ved behandling […] af cancer vesicae (med radioaktivt tantalum).

     ... by treatment […] of cancer vesicae (using radioactive tantalum).

• (Classical Latin) IPA^(key): /ˈtan.ta.lum/, [ˈt̪än̪t̪äɫ̪ʊ̃ˑ]
• (modern Italianate Ecclesiastical) IPA^(key): /ˈtan.ta.lum/, [ˈt̪än̪t̪älum]

tantalum n (genitive tantalī); second declension

1. tantalum

Second-declension noun (neuter).

• IPA^(key): [tɑ˧nˈʃaː˨lɔ˧m]

tantalum n

1. (uncountable) tantalum
2. A part of tantalum

Chemical element
Ta
Previous: hafnium (Hf)
Next: tungsten (W)

From English tantalum, from Latin Tantalus.

• IPA^(key): [tantalom], [tantaləm], [tɛntələm]
• Rhymes: -alom, -lom, -om

tantalum

1. tantalum