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).
Hormone, cortisol
The primary stress hormone. Cortisol is the major natural glucocorticoid in humans
Read the definitionRandom terms
Show more- Oxygen tent A tent-like device used to deliver high levels of oxygen to a patient in a bed. The tent typically covers the…
- Complex partial seizure A form of partial seizure during which the person loses awareness. The patient does not actually become…
- Pecs Slang for the pectoral muscles, muscles of the 'anterior chest' (the front of the chest). The Latin 'pectus'…
- Raeder's syndrome A distinctive syndrome of headaches, also known as cluster headache or migrainous neuralgia. The common…
- Resection, video-assisted Surgery that is aided by the use of a video camera that projects and enlarges the image on a television…
- Leg, lower The lower leg is the bottom segment of the leg: the part below the knee. The lower leg contains two long…
- Paraquat lung Lung disease caused by the contact herbicide paraquat which selectively accumulates in the lungs and is…
- STD Sexually transmitted disease
- Tuberculin A protein extracted from Mycobacterium tuberculosis that is used in a skin test to determine if a person has…
- Pelvic Having to do with the pelvis, the lower part of the abdomen, located between the hip bones
- Fat requirements, infant Fat in human milk provides 30%-35% of the total daily caloric needs for a growing infant. Manufacturers of…
- Somnambulist Sleep talking. Talking in one's sleep is considered a normal phenomenon that is of no medical or…