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).
Semen
The fluid that is released through the penis during orgasm. Semen is made up of fluid and of sperm. The fluid comes from the prostate, seminal vesicle and other sex glands. The sperm are manufactured in the testicles. The seminal fluid…
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Show more- Thromboxane B2 The inactive product of thromboxane. Abbreviated TXB2
- Grief Therapy for people who have unusually serious grief reactions. The goal of grief therapy is to identify and…
- Peritoneal dialysis Technique that uses the patient's own body tissues inside of the belly (abdominal cavity) to act as a filter…
- Vein, inferior vena cava A large vein that receives blood from the lower extremities, pelvis and abdomen and empties it into the right…
- Torpor Sluggishness, dullness, languor, lassitude, stupor, torpidity. People can fall into a state of torpor, as can…
- Body cell mass The total mass of all the cellular elements in the body which constitute all the metabolically active tissue…
- Carboxyhemoglobinemia The presence of carboxyhemoglobin in the blood. Carboxyhemoglobin, hemoglobin that has carbon monoxide bound…
- Neutral foot type The most common type of foot. A runner with a neutral type of foot lands on the heel and rolls forward during…
- Digital rectal exam ): An exam to detect abnormalities that can be felt (palpated) from within the rectum. The doctor inserts a…
- Ventilation, mechanical Use of a machine called a ventilator or respirator to improve the exchange of air between the lungs and the…
- Hyperthyroid Excess of thyroid hormone resulting from an overactive thyroid gland (or taking too much thyroid hormone)…
- Patellar tendonitis A common injury to the patellar tendon. Also called patellar tendonopathy or jumper's knee because it often…