Look up: thulium

1. thulium
   [n] - a soft silvery metallic element of the rare earth group
   Found on http://www.webdictionary.co.uk/definitio
   
   
2. Thulium
   A metallic element that is a member of the rare earth group. Symbol Tm
   Found on http://www.diracdelta.co.uk/science/sour
   
   
3. thulium
   chemical element:atomic number 69 Category: Chemistry
   Found on http://www.mijnwoordenboek.nl/definition
   
   
4. Thulium
   Thu'li·um noun [ New Latin See Thule .] (Chemistry) A rare metallic element of uncertain properties and identity, said to have been found in the mineral gadolinite.
   Found on http://www.encyclo.co.uk/webster/T/52
   
   
5. thulium
   <chemistry> A rare metallic element of uncertain properties and identity, said to have been found in the mineral gadolinite. ... Origin: NL. See Thule. ... Source: Websters Dictionary ... (01 Mar 1998) ...
   Found on http://www.mondofacto.com/facts/dictiona
   
   
6. thulium
   Tm noun a soft silvery metallic element of the rare earth group; isotope 170 emits X-rays and is used in small portable X-ray machines; it occurs in monazite and apatite and xenotime
   Found on http://wordnetweb.princeton.edu/perl/web
   
   
7. thulium
   (Tm) (thoo´le-әm) a chemical element, atomic number 69, atomic weight 168.934.
   Found on http://www.encyclo.co.uk/local/21001
   
   
8. Thulium
   • (n.) A rare metallic element of uncertain properties and identity, said to have been found in the mineral gadolinite.
   Found on http://thinkexist.com/dictionary/meaning
   
   
9. thulium
   (Tm), chemical element, rare-earth metal of the lanthanoid series of the periodic table. One of the rarest of the rare-earth elements, though more ... [1 related articles]
   Found on http://www.britannica.com/eb/a-z/t/46
   
   
10. thulium
    thulium (thOO'lēum) [from Thule, an ancient name for Scandinavia], metallic chemical element; symbol Tm; at. no. 69; at. wt. 168.9342; m.p. about 1,545°C; b.p. 1,947°C; sp. gr. 9.3; valence +3. Thulium is a soft, malleable, ductile, lustrous silver-white metal. It is one of the rar...
    Found on http://www.infoplease.com/ce6/sci/A08486
    
    
11. Thulium
    Thulium is a rare metal element with the symbol Tm. Thulium was first discovered in 1879, but was not isolated until 1900. It is found in euxenite, samarskite, ytterspar and some other minerals.
    Found on http://www.probertencyclopaedia.com/brow
    
    
12. thulium
    (Tm) Type: Term Pronunciation: thū′lē-ŭm Definitions: 1. A metallic element of the lanthanide series, atomic no. 69, atomic wt. l68.93421.
    Found on http://www.medilexicon.com/medicaldictio
    
    
13. thulium
    Soft, silver-white, malleable and ductile, metallic element of the lanthanide series, atomic number 69, relative atomic mass 168.94. It is the least abundant of the rare earth metals, and was first found in gadolinite and various other minerals. It is used in arc lighting. The X-ray-emitting isotope Tm-170 is used in portable X-...
    Found on http://www.talktalk.co.uk/reference/ency
    
    
14. Thulium
    `Thulium` ( ) is a chemical element that has the symbol `Tm` and atomic number 69. Thulium is the second least abundant of the lanthanides (promethium is only found in trace quantities on Earth). It is an easily workable metal with a bright silvery-gray luster. Despite its high price and rarity, thu...
    Found on http://en.wikipedia.org/wiki/Thulium