unnilennium

[ yoo-ni-len-ee-uhm ]

Phonetic (Standard)IPA

noun

Chemistry, Physics.

the systematic element name for element 109 before being named meitnerium. : Une

Discover More

First recorded in 1980–85; from Latin ū��(�ܲ�) “one” + nil ( def ) “zero” + Greek ��Բ�(��̇́��) “nine” + -ium ( def )

Browse