tantalum

English dictionary entry

Meanings

noun

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

Pronunciation

tăn'tələm /ˈtæntələm/ LL-Q1860 (eng)-Vealhurl-tantalum.wav LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-tantalum.wav

Word forms

tantalum tantalums tantalium

Etymology

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

Related words

coltan Tantalean Tantalic tantalise tantalize Tantalus

Derived words

ditantalum eka-tantalum organotantalum radiotantalum tantalate tantalian tantalic tantaliferous tantalite tantalous tantalum carbide tantalum dioxide tantalum lamp tantalum oxide tantalum pentachloride tantalum pentoxide tanteuxenite tritantalum

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