Meaning

noun the quality of doing what is right and avoiding what is wrong

noun any admirable quality or attribute

noun morality with respect to sexual relations

originFrom Middle English vertu, virtue, borrowed from Anglo-Norman vertu, virtu, from Latin virtus (“manliness, bravery, worth, moral excellence”), from vir (“man”). Doublet of vertu. See virile. In this sense, displaced Old English cræft, whence Modern English craft.

Etymology from Wiktionary, CC BY-SA 3.0