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).
Rectus
Usually refers to the rectus abdominis, a large muscle in the front of the abdomen that assists in the regular breathing movement and supports the muscles of the spine while lifting and keeping abdominal organs such as the intestines in…
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- Tubercle A small tuber, a small lump or bump.
- NIAMS Stands for National Institute of Arthritis and Musculoskeletal and Skin Diseases, one of the National…
- Appendiceal cancer See: Appendix cancer
- Mean cell volume A standard part of the complete blood count, the mean cell volume (MCV) is the average volume of a red blood…
- Gene, Y-linked A gene on the Y chromosome. (Y-linkage is analogous to X-linkage (the presence of a gene on the X chromosome)…
- Stercolith See: Fecalith
- Artemsisia annua A Chinese herb (qinghaosu or sweet wormwood) from which is extracted the antimalarial agent artemisinin
- PVC Premature ventricular contraction. See: Extrasystole
- Viral infection Infection caused by the presence of a virus in the body. Depending on the virus and the person's state of…
- DTaP immunization Like DPT, DTaP protects from diphtheria, pertussis (whooping cough) and tetanus. DTaP is the same as DTP…
- Melanoderma Increased skin pigmentation, darkening of the skin. This is directly due to an increased amount of melanin…