# biotransformation

> English word · Noun

## Definitions
1. The changes (both chemical and physical) that occur to a substance (especially a drug) by the actions of enzymes within an organism.

## Etymology
From bio- + transformation.

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