titanium

American  

[tahy-tey-nee-uhm] / taɪˈteɪ ni əm /

noun

Chemistry.

1. a dark-gray or silvery, lustrous, very hard, light, corrosion-resistant, metallic element, occurring combined in various minerals: used in metallurgy to remove oxygen and nitrogen from steel and to toughen it. Ti; 47.90; 22; 4.5 at 20°C.

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titanium British  

/ taɪˈteɪnɪəm /

noun

1. a strong malleable white metallic element, which is very corrosion-resistant and occurs in rutile and ilmenite. It is used in the manufacture of strong lightweight alloys, esp aircraft parts. Symbol: Ti; atomic no: 22; atomic wt: 47.88; valency: 2, 3, or 4; relative density: 4.54; melting pt: 1670±10°C; boiling pt: 3289°C

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titanium Scientific  

/ tī-tā′nē-əm /

1. A shiny, white metallic element that occurs in all kinds of rocks and soils. It is lightweight, strong, and highly resistant to corrosion. Titanium alloys are used especially to make parts for aircraft and ships. Atomic number 22; atomic weight 47.87; melting point 1,660°C; boiling point 3,287°C; specific gravity 4.54; valence 2, 3, 4.

2. See Periodic Table

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Etymology

Origin of titanium

< New Latin (1795); Titan, -ium

Example Sentences

But four decades of grueling work, a bout with prostate cancer and surgery to replace both of his hips with titanium implants have taken their toll.

From The Wall Street Journal

There are currently only two operational mines on the island -- one gold mine in the south, and one for anorthosite, a rock containing titanium, on the west coast.

From Barron's

The second sees around 90% of its ore volume used for titanium dioxide , crucial for construction, automotive and consumer applications.

From MarketWatch

Carbon fiber, polymer, titanium... sure, that’s part of it, but the responsibilities of a ski tech go far beyond that.

From Los Angeles Times

She had retired in 2019 but returned to the slopes in 2024 after surgery to insert a titanium implant in her right knee to quell persistent pain.

From Barron's