MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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.
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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).
Triptan
A class of drugs introduced in the 1990s for the treatment of migraine that act as agonists for 5-hydroxytryptamine (5-HT) receptors. The triptans are often very effective in relieving migraine but do not prevent future attacks or lessen…
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Show more- Anticoagulant Any agent used to prevent the formation of blood clots. Anticoagulants have various uses. Some are used for…
- Cervical intraepithelial neoplasia A general term for the growth of abnormal cells on the surface of the cervix. Numbers from 1 to 3 may be used…
- Bone, shin The larger of the two bones in the lower leg (the smaller one being the fibula). The shin bone is…
- Giant cell tumor of bone A tumor of bone characterized by massive destruction of the end (epiphysis) of a long bone. The site most…
- Ointment A medication preparation that is applied topically (onto the skin). An ointment has an oil base whereas a…
- Medium-chain acyl-CoA dehydrogenase deficiency See: MCAD deficiency
- Diabetes and Digestive and Kidney Diseases (NIDDK) Stitute of (NIDDK): One of the National Institutes of Health in the U.S., the NIDDK has a multisystem name…
- Chronic progressive external ophthalmoplegia Slowly progressive paralysis of certain eye muscles. Chronic progressive external ophthalmoplegia is…
- Breast, infiltrating lobular carcinoma of the Ast, infiltrating lobular carcinoma of the : Infiltrating lobular carcinoma is the second most common type of…
- Meniscus injury Injuries to the crescent-shaped cartilage pads between the two joints formed by the femur (the thigh bone)…
- Thymosin One of several polypeptide hormones secreted by the thymus that control the maturation of T cells. They are…
- Potassium excess Too much potassium in the blood, usually because of kidney impairment. This state is termed hyperkalemia. For…