# rapamycin

> English word · Noun · IPA /ˌɹæp.əˈmaɪ.sɪn/ · frequency rank #95,324

## Definitions
1. Alternative form of sirolimus.

## Etymology
From Rapa Nui Rapa (Nui) (“Easter Island”) + -mycin.

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