Vajra is a word with multiple meanings in Sanskrit, including:
* Diamond: This is the most common and literal translation.
* Thunderbolt: Vajra is also associated with the thunderbolt wielded by Indra, the king of the gods in Hindu mythology.
* Indestructible: Vajra symbolizes strength, power, and invincibility.
Therefore, the word "vajra" encapsulates the qualities of a diamond: its hardness, brilliance, and preciousness.