Definition of Atomic Number 61 in English :

Define Atomic Number 61 in English

Atomic Number 61 meaning in English

Meaning of Atomic Number 61 in English

Pronunciation of Atomic Number 61 in English

Atomic Number 61 pronunciation in English

Pronounce Atomic Number 61 in English

Atomic Number 61

see synonyms of atomic number 61

Noun

1. atomic number 61, pm, promethium

a soft silvery metallic element of the rare earth group having no stable isotope; was discovered in radioactive form as a fission product of uranium

WordNet Lexical Database for English. Princeton University. 2010.