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).
Amphetamine
A drug with a stimulant effect on the central nervous system that can be both physically and psychologically addictive when overused. This drug has been much abused recreationally. The street term 'speed' refers to stimulant drugs such as…
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Show more- Aerobic Oxygen-requiring. Aerobic bacteria need oxygen to grow. Aerobic exercise requires the heart and lungs to work…
- Physician, family A physician who is educated and trained in family practice. 'Family physicians possess unique attitudes…
- Hay fever Hay fever: A seasonal allergy to airborne particles characterized by itchy eyes, runny nose, nasal…
- Eye Institute, National ): One of the National Institutes of Health in the U.S., NEI's mission is to 'conduct and support research…
- Hallervorden-Spatz disease A genetic disorder in which there is progressive neurologic degeneration with the accumulation of iron in the…
- Dihydrotestosterone A byproduct of the male hormone testosterone. Dihydrotestosterone (DHT) is considered to be the essential…
- Oligo- (prefix) Means just a few or scanty. From the Greek 'oligos', few, scanty. Examples of terms starting with oligo-…
- Glomerulus 1.In the kidney, a tiny ball-shaped structure composed of capillary blood vessels actively involved in the…
- Spider phobia See: Arachnophobia
- Hypermagnesemia Excess magnesium. Persons with impaired kidney function should be especially careful about their magnesium…
- Dinucleotide A sequence of 2 base pairs. A trinucleotide (a triplet of base pairs) may be split into a dinucleotide and a…
- Female pelvis The lower part of the abdomen located between the hip bones in the female. There are significant differences…