e/Isotopes of meitnerium

Information
has gloss	eng: Meitnerium (Mt) has no stable isotopes, due to its high radioactivity and due to its status as an transactinide. A standard atomic mass cannot be given.
lexicalization	eng: Isotopes of meitnerium
subclass of	(noun) one of two or more atoms with the same atomic number but with different numbers of neutrons isotope
has instance	e/Meitnerium-265
has instance	e/Meitnerium-266
has instance	e/Meitnerium-267
has instance	e/Meitnerium-268
has instance	e/Meitnerium-269
has instance	e/Meitnerium-270
has instance	e/Meitnerium-271
has instance	e/Meitnerium-272
has instance	e/Meitnerium-273
has instance	e/Meitnerium-274
has instance	e/Meitnerium-275
has instance	e/Meitnerium-276
has instance	e/Meitnerium-277
has instance	e/Meitnerium-278
has instance	e/Meitnerium-279

Meaning
Japanese
has gloss	jpn: マイトネリウム(Mt)は超アクチニド元素であり、放射性崩壊しやすいため安定同位体を持たない。そのため標準原子量は定められない。
lexicalization	jpn: マイトネリウムの同位体
Chinese
has gloss	zho: 釒麥的同位素
lexicalization	zho: 䥑的同位素