bel: Пратактыній

Information
has URI	http://lexvo.org/id/term/bel/%D0%9F%D1%80%D0%B0%D1%82%D0%B0%D0%BA%D1%82%D1%8B%D0%BD%D1%96%D0%B9

Meaning
means	(noun) a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead Pa, protactinium, atomic number 91, protoactinium