| 释义 | 
		Definition of yttrium in English: yttriumnoun ˈɪtrɪəmˈɪtriəm mass nounThe chemical element of atomic number 39, a greyish-white metal generally included among the rare earth elements.  Example sentencesExamples -  Among various radionuclides, yttrium is of particular importance due to its chemical and nuclear characteristics.
 -  Edwards notes from chemical analysis that there are traces of yttrium which are undoubtedly of diagenetic origin.
 -  The elements more abundant in Earth's crust seem to have more mentions - iron and oxygen have far more pages than yttrium and scandium.
 
 
 Origin   Early 19th century: modern Latin, from Ytterby (see ytterbium).    Definition of yttrium in US English: yttriumnounˈɪtriəmˈitrēəm The chemical element of atomic number 39, a grayish-white metal generally included among the rare earth elements.  Example sentencesExamples -  Among various radionuclides, yttrium is of particular importance due to its chemical and nuclear characteristics.
 -  Edwards notes from chemical analysis that there are traces of yttrium which are undoubtedly of diagenetic origin.
 -  The elements more abundant in Earth's crust seem to have more mentions - iron and oxygen have far more pages than yttrium and scandium.
 
 
 Origin   Early 19th century: modern Latin, from Ytterby (see ytterbium).     |