titanium

[ tahy-tey-nee-uhm ]

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.

titanium

/ 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

titanium

/ 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

Word History and Origins

Origin of titanium¹

< New Latin (1795); Titan, -ium

Word History and Origins

Origin of titanium¹

C18: New Latin; see Titan , -ium

Example Sentences

The Moon contains minerals, including rare earths, metals like iron and titanium - and helium too, which is used in everything from superconductors to medical equipment.

From BBC

“We’re focusing on high grade nickel alloys and also titanium alloys,” she says.

From BBC

It’s a highly unusual material for a deep sea sub because it is unreliable under pressure - most crafts are made from metals like titanium.

From BBC

The carbon fibre was attached to two rings of titanium, creating weak points.

From BBC

It’s important to use sunscreen specifically made for animals, Jae says, because most sunscreens for humans contain ingredients like zinc oxide and titanium dioxide that are toxic to pets if ingested.

From Los Angeles Times