# phentermine

> English word · Noun · frequency rank #95,265

## Definitions
1. An appetite suppressant of the amphetamine and phenethylamine classes.

## Etymology
Contraction of phenyl-tertiary-butylamine.

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