Barium Is an __ With an Atomic Number of 56

This page is the CodyCross answer for the clue below from Circus, Group 93, Puzzle 4 (Otto Griebling).

Question is: Barium Is an __ With an Atomic Number of 56

and the answer is: ELEMENT

Word Meaning:

ELEMENT — One of the simplest or essential parts or principles of which anything consists, or upon which the constitution or fundamental powers of anything are based.

Definitions from Wiktionary.

Barium is an __ with an atomic number of 56 — CodyCross Answer | CodyCross Solutions