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titanium

American

[tahy-tey-nee-uhm] / taɪˈteɪ ni əm /

noun

Chemistry.

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.

titanium British

/ taɪˈteɪnɪəm /

noun

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

titanium Scientific

/ tī-tā′nē-əm /

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.
See Periodic Table

Etymology

Origin of titanium

< New Latin (1795); see Titan, -ium

Vocabulary lists containing titanium

Common Chemical Elements

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Example Sentences

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See Examples For:

titanium

Managing director Mark White is considering using new materials like reclaimed titanium, but is taking a measured approach to introducing further technology, in an effort to preserve the craftsmanship behind Whiteley scissors.

From BBC ● Jul. 20, 2026

One case featured a vice mayor in southwestern China who allegedly chased quick results by approving titanium plants and signing billions of yuan of investment deals without proper due diligence.

From The Wall Street Journal ● Jun. 28, 2026

The biggest advance in preventive medicine might well be that thin band on your wrist or titanium ring on your finger.

From MarketWatch ● May 28, 2026

A stainless steel that can withstand high voltage seawater conditions while replacing expensive titanium based components could make hydrogen production cheaper, more scalable, and easier to pair with renewable energy.

From Science Daily ● May 10, 2026

“But I guess Aluminum Man isn’t appropriate either, since he’s also made of titanium, steel, plastic, various polymers, and silicon computer chips.”

From "Ungifted" by Gordon Korman

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023