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.
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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).
Magic bullet
Or, sometimes, silver bullet. 1. The perfect drug to cure a disease with no danger of side effects. The term magic bullet was first used in this sense by the German scientist Paul Ehrlich to describe antibody and, later, the drug salvarsan…
Read the definitionRandom terms
Show more- Arbitration agreement The patient waives the right to sue the doctor and, instead, submit any dispute to arbitration. Arbitration…
- Amok A syndrome first reported in the Malay people, usually male, consisting of a period of brooding followed by a…
- Syncope, vasodepressor The temporary loss of consciousness in a particular kind of situation. (Syncope is temporary loss of…
- Percentile The percentage of individuals in a group who have achieved a certain quantity (such as height, weight, and…
- Sperm motility The percentage of all moving sperm in a semen sample. In a semen sample, 50% or more of the sperm should…
- ACS (American Cancer Society) A 'nationwide community-based voluntary health organization dedicated to eliminating cancer as a major health…
- Agenesis, sacral Failure of formation of all or part of the sacrum (the lowest section of the spine). Currarino syndrome is a…
- Turf toe An injury to the big toe due to forced hyperextension (upward bending back) of the toe. The damage is to the…
- White phosphorus A waxy solid which burns easily and is used in chemical manufacturing and smoke munitions. It is also used by…
- Tarsal cyst Also called a Meibomian cyst or a chalazion. A tarsal cyst is an inflammation of the oil gland of the eyelid
- Breast absence Breast absence: A rare condition wherein the normal growth of the breast or nipple never takes place. They…
- Mastitis Inflammation of one or more mammary glands within the breast, usually in a lactating woman. It can be felt as…