MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Colorectal
Related to the colon and/or rectum
Read the definitionRandom terms
Show more- Mitotic Pertaining to mitosis.
- Neurosyphilis, tabes Also known as tabes dorsalis, the slowly progressive degeneration of the spinal cord that occurs in the late…
- Morphine A powerful narcotic agent with strong analgesic (painkilling) action and other significant effects on the…
- Berzelius See: Berzelius, Jons Jacob
- Dieldrin A chlorinated hydrocarbon insecticide. See: Aldrin and dieldrin
- Condom, male The male condom is a sheath placed over the erect penis before penetration, preventing pregnancy by blocking…
- Ductus arteriosus A key arterial shunt (ductus) in fetal life. Before birth, blood pumped from the heart through the pulmonary…
- Ankle-foot orthosis A brace (usually plastic) worn on the lower leg and foot to support the ankle, hold the foot and ankle in the…
- Wolff-Parkinson-White syndrome Wolff-Parkinson-White syndrome: A condition caused by an abnormality in the electrical system of the heart…
- Seed implantation Radiation treatment given by placing radioactive material contained within a small cylindrical shell directly…
- Hormone, triiodothyronine A hormone made by the thyroid gland. It has three iodine molecules attached to its molecular structure…
- Thalassiosira pseudonana An ocean diatom that is a major participant in the biological pumping of carbon to ocean depths and that has…