tungsten

Estimated CEFR level: C2 — Proficiency

Estimated from word frequency; not an official CEFR classification.

Definition

noun a heavy grey-white metallic element; the pure form is used mainly in electrical applications; it is found in several ores including wolframite and scheelite

Borrowed from Swedish tungsten (“scheelite”), from tung (“heavy”) + sten (“stone”).

"I should think you'd use tungsten for that. — The Ultimate Weapon, John W., Jr. (John Wood) Campbell
But this wolframite with its product tungsten: that was worth following up with persistence. — The Man Who Did the Right Thing: A Romance, Harry Johnston
The atoms in the crystal lattice of the tungsten appeared on the fluorescent screen as points of light, arranged in geometric pattern. — Autobiography of a Yogi, Paramahansa Yogananda

wolfram, W, atomic number 74

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