Element Number 88

This page is the CodyCross answer for the clue below from California, Group 1159, Puzzle 4 (Bridalveil Fall).

Question is: Element Number 88

and the answer is: RADIUM

Word Meaning:

RADIUM — The chemical element (symbol Ra) with an atomic number of 88. It is a soft, shiny and silvery radioactive alkaline earth metal.

Definitions from Wiktionary.