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).
Pregnancy symptoms
Pregnancy symptoms: A symptom or sign of pregnancy. These symptoms and signs depend upon the time in pregnancy. In the first trimester of pregnancy, the first sign of pregnancy is most often a missed menstrual period. If a sexually active…
Read the definitionRandom terms
Show more- Hangman's fracture A broken neck involving a fracture of an upper cervical vertebra similar to the injury suffered in death by…
- Miasmic Pertaining to a miasma, a poisonous vapor or mist that was once widely believed to be made up of particles…
- Vaginoscopy The use of a viewing instrument to visualize the vaginal canal. Most commonly, a form of endoscope is used in…
- Salmonellosis Infection with bacteria belonging to the genus Salmonella. Salmonellosis is a common cause of food poisoning…
- AV node An electrical relay station between the atria (the upper) and the ventricles (the lower chambers of the…
- Dyskinesia Difficulty or distortion in performing voluntary movements, as in tic, chorea, spasm, or myoclonus. The term…
- Abdominal muscles A large group of muscles in the front of the abdomen that assists in the regular breathing movement and…
- Flying with diabetes A concern for patients with diabetes is flying with medications and supplies. Letters from doctors are not…
- Trabecula A partition which divides or partly divides a cavity. > >One of the strands of connective tissue projecting…
- Uterine rupture A tear of the uterus, an uncommon but very serious situation that may result in hysterectomy, urologic…
- Triglyceride test Triglyceride test: A simple blood test to measure the level of triglycerides in the blood. Triglyceride…
- Off-pump surgery A technique for heart surgery designed to avoid use of the heart-lung machine. The technique permits surgery…