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).
Black eye
Bruising of the eyelid and/or under- eye area as a result of trauma to the eye. Colloquially called a shiner
Read the definitionRandom terms
Show more- Startle reflex A reflex seen in normal infants in response to a loud noise. The infant with make a sudden body movement…
- Agreement, arbitration See: Arbitration agreement
- Biological chemistry Another name for biochemistry -- the study of the chemistry of living cells, tissues, organs and organisms…
- H. flu Haemophilus influenzae type B
- Sea poisoning An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Glaucoma, low tension See: Glaucoma, normal tension
- Mittelschmerz The occurrence of symptoms of mania and depression together. A person may feel sad and hopeless while at the…
- Totipotent Having unlimited capability. A totipotent cell has the capacity to form an entire organism. Human development…
- Infection, pinworm An infection caused by a small, white intestinal worm: the pinworm or, more formally, Enterobius…
- Photosensitivity In medicine, increased sensitivity of the skin to light and other sources of UV.Photosensitivity commonly…
- Effacement The thinning of the cervix which occurs before and while it dilates
- Hereditary angioedema A genetic form of angioedema. (Angioedema is also referred to as Quinke's disease.) Persons with it are born…