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).
Passive smoking
The inhaling of environmental tobacco smoke (ETS) by someone who is not smoking. See: ETS
Read the definitionRandom terms
Show more- Pedophobia An abnormal and persistent fear of babies and children. Sufferers experience anxiety even though they realize…
- Congenital anemia and triphalangeal thumbs See: Aase-Smith syndrome II
- Infantile paralysis (polio) Infantile paralysis is an old synonym for poliomyelitis, an acute and sometimes devastating viral disease…
- Test, rapid plasma reagin A screening blood test for syphilis. Rapid plasma reagin is commonly abbreviated RPR. A negative…
- Ataxia-telangiectasia A progressive neurodegenerative genetic disease characterized by cerebellar ataxia (incoordination and lack…
- Achondroplasia Our Achondroplasia Main Article provides a comprehensive look at the who, what, when and how of…
- Tarsus Any broad flat surface. The flat of the eyelid is called the tarsus, as is the base of the heel. The bones in…
- Osteology The study of bones. The branch of anatomy or physical anthropology that deals with bones. Bone-ology
- Subtotal hysterectomy Hysterectomy: The uterus is surgically removed but the cervix is left is left in place. Also called a partial…
- Mastalgia Pain in the breast or mammary gland. From the Greek masto-, breast + algos, pain
- Body, ciliary Part of the eye, the ciliary body is a thin vascular (blood vessel-filled) middle layer of the eye that is…
- Noncompliance The failure or refusal to comply: the failure or refusal to conform and adapt one's actions to a rule or to…