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).
Cryoelectron microscopy
See: Cryo-electron microscopy
Read the definitionRandom terms
Show more- Prostaglandin F2-alpha One of the prostaglandins, a group of hormone-like substances that participate in a wide range of body…
- OxyContin OxyContin: A prescription painkiller that has become a popular and dangerous recreational drug. Also called…
- Respiratory disease, acute A sudden condition in which breathing is difficult and the oxygen levels in the blood abruptly drop lower…
- Prematurity Historically, the definition of prematurity was 2500 grams (about 5 1/2 pounds) or less at birth. The current…
- Syndrome, Lenz microphthalmia See: Lenz microphthalmia syndrome
- Turf toe An injury to the big toe due to forced hyperextension (upward bending back) of the toe. The damage is to the…
- Pregnancy abuse Abuse of an expectant mother. This abuse is most often perpetrated by the woman's spouse, partner, or…
- Syndrome, Riley-Day See: Familial dysautonomia.
- Aspartic acid An amino acid, one of the 20 building blocks of protein. A amino acid that is not essential to the human…
- Index case A person who first draws attention to their family. For example, if my eye doctor discovers I have glaucoma…
- Cranial nerve VI The sixth cranial nerve is the abducent nerve. It is a small motor nerve that has one task: to supply a…
- Menopause Menopause: The time in a woman's life when menstrual periods permanently stop; it is also called the 'change…