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).
Rate, death
The number of deaths in the population divided by the average population (or the population at midyear) is the crude death rate. In 1994, for example, the crude death rate per 1,000 population was 8.8 in the United States, 7.1 in…
Read the definitionRandom terms
Show more- Pyelonephritis in children Kidney infection in children. See: Urinary tract infection in children
- Corpus luteum cyst This type of functional ovarian cyst occurs after an egg has been released from a follicle. After this…
- Stomach flu So-called 'stomach flu' actually has nothing to do with the influenza (flu) virus. This term is sometimes…
- Pregnancy Pregnancy: The state of carrying a developing embryo or fetus within the female body. This condition can be…
- Sequence tagged site (STS) A short (200 to 500 base pair) DNA sequence that occurs but once in the genome and whose location and base…
- Prostate A gland within the male reproductive system that is located just below the bladder. Chestnut shaped, the…
- Phenylketonuria Phenylketonuria: The inherited inability to metabolize (process) the essential amino acid phenylalanine due…
- Carotid-artery stenosis See: Carotid stenosis
- Martinus W. Beijerinck See: Beijerinck, Martinus W.
- C. welchii Clostridium welchii
- Chemotherapy, topical Chemotherapy, topical: Treatment with an anticancer drug in a lotion, ointment or cream that is applied to…
- Reflux surgery (fundoplication) A surgical technique that strengthens the barrier to acid reflux when the lower esophageal sphincter does not…