terbium
[ tur-bee-uh m ]
/ ˈtɜr bi əm /
noun Chemistry.
a rare-earth, metallic element present in certain minerals and yielding colorless salts. Symbol: Tb; atomic number: 65; atomic weight: 158.924; specific gravity: 8.25.
OTHER WORDS FROM terbium
ter·bic, adjectiveWords nearby terbium
Example sentences from the Web for terbium
Erbium, a rare metal found along with yttrium, terbium, and other rare elements in some rare minerals.
The New Gresham Encyclopedia |Various(c.) Yttria (YO) occurs only in a few rare minerals, and usually in company with terbium and erbium.
Terbium, ter′bi-um, n. a rare metal found in certain yttrium minerals.
British Dictionary definitions for terbium
terbium
/ (ˈtɜːbɪəm) /
noun
a soft malleable silvery-grey element of the lanthanide series of metals, occurring in gadolinite and monazite and used in lasers and for doping solid-state devices. Symbol: Tb; atomic no: 65; atomic wt: 158.92534; valency: 3 or 4; relative density: 8.230; melting pt: 1356°C; boiling pt: 3230°C
Derived forms of terbium
terbic, adjectiveWord Origin for terbium
C19: from New Latin, named after
Ytterby, Sweden, village where it was discovered
Medical definitions for terbium
terbium
[ tûr′bē-əm ]
n. Symbol Tb
A soft metallic rare-earth element used in x-ray tubes. Atomic number 65.
Scientific definitions for terbium
terbium
[ tûr′bē-əm ]
Tb
A soft, silvery-gray metallic element of the lanthanide series. It is used in color television tubes, x-ray machines, and lasers. Atomic number 65; atomic weight 158.925; melting point 1,356°C; boiling point 3,123°C; specific gravity 8.229; valence 3, 4. See Periodic Table.