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).
Pathogen
An agent of disease. A disease producer. The term pathogen most commonly is used to refer to infectious organisms. These include bacteria (such as staph), viruses (such as HIV), and fungi (such as yeast). Less commonly, pathogen refers to…
Read the definitionRandom terms
Show more- Clot-dissolving medication See: Thrombolytic agent
- Leukemia, juvenile myelomonocytic leukemia See: Juvenile myelomonocytic leukemia
- Fertilization Fertilization is the process of combining the male gamete, or 'sperm,' with the female gamete, or 'ovum.' The…
- ACE2 (angiotensin converting enzyme 2) An essential regulator of heart function. Also may be involved in the embryonic development of the heart. The…
- Ommaya reservoir A device implanted under the scalp that is used to deliver anticancer drugs to the cerebrospinal fluid, the…
- Posteroanterior (PA) In anatomy, posteroanterior (PA) means from back-to-front. For example, a PA X-ray of the chest is taken from…
- Yard In length, 3 feet or 36 inches or, metrically, 91.44 centimeters. The yard, along with the foot and inch, are…
- Philtrum The area from below the nose to the upper lip. Normally the philtrum is grooved. In fetal alcohol syndrome…
- Black lung disease A chronic occupational lung disease contracted by the prolonged breathing of coal mine dust. The silica and…
- June cold A popular term for hay fever. Although the symptoms of a 'June cold' may be quite similar to those of a real…
- Zomig Brand name for zolmitriptan, a triptan drug for the treatment of migraine
- Female gonad The female gonad, the ovary or 'egg sac', is one of a pair of reproductive glands in women. They are located…