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).
Val
. Valine. See also: Amino acid symbols
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Show more- Disorder, anxiety A chronic condition characterized by an excessive and persistent sense of apprehension with physical symptoms…
- Patella The kneecap by another name, the patella is the small bone that is in the front of the knee. The patella is a…
- Anteroposterior From front to back. When a chest x-ray is taken with the back against the film plate and the x-ray machine in…
- Oxytocin A hormone made in the brain that plays a role in childbirth and lactation by causing muscles to contract in…
- Agyrophobia Abnormal and persistent fear of crossing streets, highways and other thoroughfares; fear of thoroughfares…
- Addison disease Addison disease: Long-term underfunction of the outer portion of the adrenal gland. In medical terms, chronic…
- Eosinophilic leukocyte See: Eosinophil
- Gonad, male The male gonad, the testicle (or testis), located behind the penis in a pouch of skin (the scrotum). The…
- Automated white cell differential A machine-generated percentage of the different types of white blood cells, usually split into granulocytes…
- Hypochondriac A person who has hypochondriasis, a disorder characterized by a preoccupation with body functions and the…
- Wet lung See: ARDS
- Hemoglobin E Normal embryonic hemoglobin, the main type of hemoglobin found in the human embryo. The E stands for…