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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Saphenous vein, small
The smaller of the two saphenous veins, the principal veins that run up the leg superficially (near the surface). The small saphenous vein, runs behind the outer malleolus (the protuberance on the outside of the ankle joint), comes up the…
Read the definitionRandom terms
Show more- Respiratory papillomatosis, recurrent Recurrent respiratory papillomatosis involves the growth of numerous warty growths in the larynx on the vocal…
- Maternal age The number of maternal deaths related to childbearing divided by the number of live births (or by the number…
- Knockout mouse A mouse missing a single gene (that has been knocked out). Knockout mice are used in biomedical research
- Hemi- Prefix meaning one half, as in hemiparesis, hemiplegia, and hemithorax. From the Greek hemisus meaning half…
- Dermatofibrosarcoma protuberans The heart is reversed and is in the right side of the chest rather than in its normal location on the left…
- Plasmapheresis A procedure designed to deplete the body of blood plasma (the liquid part of the blood) without depleting the…
- Palpable Something that can be felt or touched. For example, a palpable tumor is one that can be felt. From the Latin…
- Growing pains Mysterious pains in growing children, usually in the legs. These pains are similar to what the weekend…
- Stromal Pertaining to the stroma of an organ. See: Stroma
- Sarcoma, metastatic A sarcoma that is spreading into other body tissues through the lymphatic system. The most common site for…
- Atelectasis, primary See: Primary atelectasis
- Laryngeal palsy Paralysis of the recurrent laryngeal nerve, a branch of the vagus nerve (a long and important nerve that…