titanium

noun

ti·​ta·​ni·​um tī-ˈtā-nē-əm 

tə-

also

-ˈta-nē-əm 

-ˈtan-yəm

: a silvery-gray light strong metallic element with atomic number 22 obtained from ilmenite and rutile and used especially in alloys, refractory materials, pigments, and medical and dental devices see Chemical Elements Table

Examples of titanium in a Sentence

Recent Examples on the Web

This particular piece puts an extreme spin on the classic 1960s race watch, incorporating a skeletonised dial, a hefty 44 mm case in titanium and rose gold, and both a chronograph and tourbillon. —Rachel Cormack, Robb Report, 14 Feb. 2026

The Pyro features a titanium-alloy and aluminum-alloy frame that can handle high temperatures, a stainless steel grill, and stainless steel screws and washers. —Abhimanyu Ghoshal, New Atlas, 13 Feb. 2026

But other spacecraft-making materials such as stainless steel, beryllium, titanium, tungsten, and silicon carbide are less likely to do so. —Leonard David, Space.com, 13 Feb. 2026

Her left knee, the one with the torn ACL, faced out to the left and her right knee, the one built of titanium, pointed in the exact opposite direction. —Dana O’Neil, CNN Money, 8 Feb. 2026

Word History

Etymology

New Latin, from Greek Titan

First Known Use

1796, in the meaning defined above

Phrases Containing titanium

• titanium dioxide
• titanium white

Rhymes for titanium

• geranium
• germanium
• uranium
• cranium
• transuranium

Kids Definition

titanium

noun

ti·​ta·​ni·​um tī-ˈtān-ē-əm 

tə-

: a silvery gray light strong metallic element found combined in various minerals and used especially in alloys (as in steel) see element

Medical Definition

titanium

noun

ti·​ta·​ni·​um

tī-ˈtān-ē-əm, tə- also -ˈtan-

: a silvery gray light strong metallic element found combined in ilmenite and rutile and used especially in alloys (as steel) and combined in refractory materials and in coatings

—symbol Ti see Chemical Elements Table