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).
Autoimmune hemolytic anemia
A condition in which the immune system attacks the red blood cells, resulting in fewer of these oxygen-transporting cells. See also: Hemolytic anemia
Read the definitionRandom terms
Show more- Plasmacytoma Cancer of the plasma cells (white blood cells that produce antibodies) that may turn into multiple myeloma
- Disease, chronic obstructive pulmonary (COPD) Any disorder that persistently obstructs bronchial airflow. COPD mainly involves two related diseases --…
- Microcephalin See: Microcephalin 1
- Avascular necrosis (AVN) A condition in which the poor blood supply to an area of bone leads to bone death. The head of the…
- Fluctuating rib One of the last two ribs. A rib is said to be 'fluctuating' if it does not attach to the sternum (the breast…
- Breast abscess A local accumulation of pus within the breast due to infection. Symptoms may include painful local swelling…
- Optic cup The white, cup-like area in the center of the optic disc. The optic disk is the circular area at the back of…
- Oxygen tent A tent-like device used to deliver high levels of oxygen to a patient in a bed. The tent typically covers the…
- Asplenia The absence of a spleen or one that functions. (The spleen can be functionally destroyed, as occurs in…
- Cryptosporidium parvum The parasite that causes the disease, cryptosporidiosis. See: Cryptosporidiosis
- DNA (figurative) The essence or master blueprint of something. Since DNA became widely known to be the genetic material of…
- Tyrosine An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, tyrosine is produced from…