niobium
Kelime Anlamı :

1. niobe.
2. niyobyum.
3. (Nb) niyobyum.
Eş Anlamlı Kelimeler :
columbium
Tanımlar :
1. A silvery, soft, ductile metallic element that occurs chiefly in columbite-tantalite and is used in steel alloys, arc welding, and superconductivity research. atomic number 41; atomic weight 92.906; melting point 2,468°C; boiling point 4,927°C; specific gravity 8.57; valence 2, 3, 5. see table at element.
from The American Heritage® Dictionary of the English Language, 4th Edition
1. a metallic chemical element (symbol nb) with an atomic number of 41.
from Wiktionary, Creative Commons Attribution/Share-Alike License
1. the chemical element of atomic number 41. chemical symbol nb. atomic weight 92.91. previously called columbium. see also columbium.
from the GNU version of the Collaborative International Dictionary of English
1. chemical symbol, nb; atomic weight, 94. A metal of steel-gray color and brilliant luster.
from The Century Dictionary and Cyclopedia
1. a soft grey ductile metallic element used in alloys; occurs in niobite; formerly called columbium
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.