| thul |
| thule | (n) a town in northwestern Greenland; during World War II a United States naval base was built there |
| thule | (n) the geographical region believed by ancient geographers to be the northernmost land in the inhabited world, Syn. ultima Thule |
| thulium | (n) 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, Syn. atomic number 69, Tm |
| Thule | ‖prop. n. [ L. Thule, Thyle, Gr. |
| Thulia | n. [ NL. ] (Chem.) Oxide of thulium. [ 1913 Webster ] |
| Thulium | n. [ NL. See Thule. ] (Chem.) A rare metallic element of the lanthanide group having atomic number 69, and atomic weight 168.93. It is found in the mineral gadolinite and other minerals, together with other rare earths. For more information see the data from ChemGlobe. [ 1913 Webster + PJC ] |
| Thulium { n } [ chem. ] | thulium [Add to Longdo] |