MedicalTerminology DB

Meaning of thymine: A chemical compound that is used to make one of the building blocks of DNA.

Definition of thymine

A chemical compound that is used to make one of the building blocks of DNA. It is a type of pyrimidine.

Written and maintained by James Murray Last updated July 21, 2026 Educational reference, not medical advice. Read the limitations.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.