MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Node, sentinel lymph
The first lymph node ('gland') to receive lymphatic drainage from a tumor. Which lymph node is the sentinel node for a given tumor is determined by injecting around the tumor a tracer substance that will travel through the lymphatic system…
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Show more- Paralytic ileus Paralysis of the intestine. To be termed 'paralytic ileus,' the intestinal paralysis need not be complete…
- Thyroid storm Thyroid storm is a severe, life-threatening condition caused by an excess of thyroid hormone. A number of…
- Insemination, intrauterine A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Thromboembolism Formation in a blood vessel of a clot (thrombus) that breaks loose and is carried by the blood stream to plug…
- Extradural hematoma See: Epidural hematoma
- Amyloidosis El ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Amyloidosis Main…
- Syndemic A set of linked health problems involving two or more afflictions, interacting synergistically, and…
- NK cell See Natural killer cell
- Extremity The extremities in medical language are not freezing cold or scorching heat but rather the uttermost parts of…
- Mycobacterium chelonae A type of bacteria related to that which causes tuberculosis and which is commonly found in soil and…
- Diagnosis, differential The process of weighing the probability of one disease versus that of other diseases possibly accounting for…
- Nocturnal amblyopia Amblyopia refers to blindness so nocturnal amblyopia is, literally, night blindness. Listed in medical…