Definitions

1. noun

A blue-grey rare earth element, used in electronic components, particularly in capacitors and resistors, due to its high melting point and electrical conductivity.

“The new smartphone contained a tantalum capacitor to improve its performance.”

2. chemistry

Symbol Ta, a chemical element in Group 5 of the periodic table, with atomic number 73.

“Tantalum is a hard, blue-grey transition metal in the periodic table.”

3. mineralogy

A hard, blue-grey mineral used in various industrial applications.

“Tantalum is a rare mineral used in the production of electronic devices.”