# camptothecin

> English word · Noun

## Definitions
1. An alkaloid, derived from the tree Camptotheca acuminata, that inhibits DNA topomerase and is used as an anticancer drug

## Etymology
From Camptotheca + -in.

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