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).
HS
Hereditary spherocytosis. HS also stands for half-strength, hamstrings, heart sounds, heparan sulfate, hernia sac, and house surgeon.
Read the definitionRandom terms
Show more- Arteria femoralis See: Femoral artery
- C1 (cervical vertebra) C1 is the first cervical (neck) vertebra which is called the atlas. It supports the head. The atlas bone is…
- Syndrome, Raeder's A distinctive syndrome of headaches, also known as cluster headache or migrainous neuralgia. The common…
- Surgeon General In the United States, the chief medical officer of the U.S. Public Health Service (USPS), the agency…
- Immunity, innate See: Innate immunity
- Raynaud's disease Condition resulting in skin discoloration of the fingers and/or toes when a person is exposed to changes in…
- Cannonball pulse See: Pulse, water hammer
- Fibrinogen The protein from which is generated fibrin, the essence of a normal blood clot
- Numb Numb, or numbness is a loss of the sensation of feeling in an area of the body. Numbness results from damage…
- Transillumination The passing of a strong beam of light through a part of the body for medical inspection. A method of…
- Ileitis, terminal Crohn's disease, a chronic inflammatory disease of the intestine involving only the end of the small…
- Ectodermosis erosiva pluriorificialis See: Stevens-Johnson syndrome.