English dictionary
protactinium meaning and definition
Definition and meaning of protactinium at MeaningMonkey.org. protactinium meaning and definition in the English Dictionary.PROTACTINIUM noun
Definition of protactinium (noun)
- a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead
- synonyms: atomic number 91, Pa, protoactinium
Source: Princeton University Wordnet