Look up: Yttrium

1. yttrium
   (Y) Type: Term Pronunciation: it′rē-ŭm Definitions: 1. A metallic element, atomic no. 39, atomic wt. 88.90585.
   Found on http://www.medilexicon.com/medicaldictio
   
   
2. yttrium
   [n] - a silvery metallic element that is common in rare-earth minerals
   Found on http://www.webdictionary.co.uk/definitio
   
   
3. Yttrium
   Yttrium is a lanthanide group metal which is found in most rare earth minerals, particularly yttrotantalite which, whilst containing yttrium and tantalum, also contains niobium, cerium, uranium, iron and calcium in varying amounts. The metal is stable in air due to the formation of an oxide film, bu...
   Found on http://www.diracdelta.co.uk/science/sour
   
   
4. yttrium
   a rare trivalent metallic element, found in gadolinite and other minerals. Symbol: Y, at. wt.: 88.905, at. no.: 39, sp. gr.: 4.47. Cf.'rare-earth element.'
   Found on http://www.allchemicals.info/index/actio
   
   
5. yttrium
   Y. Element 39, atomic weight 88.90585, a dark gray metal that is used in alloys and nuclear technology for its high neutron transparency. Yttrium compounds are used in the manufacture of color tv screens, superconducting ceramics, and fireproof bricks.
   Found on http://antoine.frostburg.edu/chem/senese
   
   
6. Yttrium
   Yttrium: A rare elemental metal. A radioactive form of yttrium is used in radiation therapy and some types of immunotherapy.
   Found on http://www.medterms.com/script/main/art.
   
   
7. yttrium
   chemical element: atomic number 39 Category: Chemistry
   Found on http://www.mijnwoordenboek.nl/definition
   
   
8. Yttrium
   Yt'tri·um noun [ New Latin , from Ytter by, in Sweden. See Erbium .] (Chemistry) A rare metallic element of the boron-aluminium group, found in gadolinite and other rare minerals, and extracted as a dark gray powder. Symbol Y. Atomic...
   Found on http://www.encyclo.co.uk/webster/Y/8
   
   
9. yttrium
   <chemistry> A rare metallic element of the boron-aluminium group, found in gadolinite and other rare minerals, and extracted as a dark gray powder. Symbol Y. Atomic weight. ... Alternative forms: ittrium. ... Associated with yttrium are certain rare elements, as erbium, ytterbium, samarium, et...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
10. yttrium
    Y noun a silvery metallic element that is common in rare-earth minerals; used in magnesium and aluminum alloys
    Found on http://wordnetweb.princeton.edu/perl/web
    
    
11. yttrium
    (Y) (ĭ´tre-әm) a chemical element, atomic number 39, atomic weight 88.905. yttrium 90 an artificial radioactive isotope of yttrium that emits high energy beta particles and localizes predominantly in bone; used as a tracer in nuclear medicine.
    Found on http://www.encyclo.co.uk/local/21001
    
    
12. Yttrium
    • (n.) A rare metallic element of the boron-aluminium group, found in gadolinite and other rare minerals, and extracted as a dark gray powder. Symbol Y. Atomic weight, 89.
    Found on http://thinkexist.com/dictionary/meaning
    
    
13. yttrium
    (Y), chemical element, rare-earth metal of transition Group IIIb of the periodic table, used for red phosphors in colour television. Yttrium metal is ... [2 related articles]
    Found on http://www.britannica.com/eb/a-z/y/13
    
    
14. yttrium
    yttrium (it'rēum) [for Ytterby, a town in Sweden], metallic chemical element; symbol Y; at. no. 39; at. wt. 88.9059; m.p. about 1,522°C; b.p. 3,338°C; sp. gr. about 4.45; valence +3. Yttrium is a highly crystalline iron-gray metal. Usually considered a rare-earth metal, it is found...
    Found on http://www.infoplease.com/ce6/sci/A08531
    
    
15. Yttrium
    Yttrium is a metal element with the symbol Y. It is one of the transition elements in group 3 (or IIIb) of the periodic table. Yttrium melts at about 15220 Celsius, boils at about 33380 Celsius. It is sometimes included among the rare earth elements. It was isolated by the German chemist Friedrich W...
    Found on http://www.probertencyclopaedia.com/brow
    
    
16. yttrium
    Silver-grey, metallic element, atomic number 39, relative atomic mass 88.905. It is associated with and resembles the rare-earth elements (lanthanides), occurring in gadolinite, xenotime, and other minerals. It is used in colour-television tubes and to reduce steel corrosion. The name derives from the Swedish town of Ytterby, near where...
    Found on http://www.talktalk.co.uk/reference/ency
    
    
17. yttrium
    A metal of the rare earth group of elements. A radioactive form of yttrium may be attached to a monoclonal antibody or other molecule that can locate and bind to cancer cells and be used to diagnose or treat some types of cancer.
    Found on http://www.cancer.gov/dictionary?expand=