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).
Blepharitis
Inflammation of the eyelids. Blepharitis occurs in two forms, anterior and posterior: > >Anterior blepharitis affects the outside front of the eyelid, where the eyelashes are attached. The two most common causes of anterior blepharitis are…
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Show more- Methyl bromide A fumigant gas that is an effective pesticide. Methyl bromide has been used to treat the soil, grain bins…
- Contact eczema, allergic Also called allergic contact dermatitis, this is a red, itchy, weepy reaction where the skin has come into…
- Pectus carinatum Pigeon-breasted. In Latin 'pectus' means 'chest' and 'carina' keel = a chest shaped like the keel of a boat…
- Synthesis Putting together different entities to make a whole which is new and different. In biochemistry, synthesis…
- Two-animal rule A rule instituted by the US Food and Drug Administration (FDA) for the licensing of agents directed against…
- Axis The axis is the second cervical vertebra (symbol: C2). It is called the 'axis' because the uppermost cervical…
- Osteoblastoma A benign tumor in bone tissue. Osteoblastomas are small, and are seen most frequently in children or young…
- Olive oil diet See: Mediterranean diet
- Menstruation, retrograde The flow of menstrual blood from the uterus into the fallopian tubes, and potentially into the abdomen. This…
- Lactic acidosis Acidosis (too much acid in the body) due to the buildup of lactic acid in the body. Lactic acidois occurs…
- Luteinizing hormone-releasing hormone A hormone that controls sex hormones in men and women. Also called LHRH.
- Parkinson disease Parkinson disease: A slowly progressive neurologic disease characterized by a fixed inexpressive face, a…