# vitamin V

> English word · Noun

## Definitions
1. The drug sildenafil citrate, used to treat erectile dysfunction.

## Etymology
From the initial of the name brand Viagra.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/vitamin-v