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).
Cancer, small cell lung
A type of lung cancer in which the cells appear small and round under the microscope. Also called oat cell lung cancer
Read the definitionRandom terms
Show more- Tear film The liquid layer bathing the cornea and conjunctiva. It creates a perfectly smooth liquid outer layer that…
- Shot, flu The flu (influenza) vaccine is recommended annually (each year) for persons at high risk for serious…
- Biopsy, endometrial See: Endometrial biopsy
- Oligohydramnios Scant amniotic fluid: less than usual.
- Clap Gonorrhea, a bacterial infection transmitted by sexual contact. Gonorrhea is one of the oldest known sexually…
- Scullcap See: Scutellaria barbata
- Cranial nerve XII The twelfth cranial nerve is the hypoglossal nerve. The twelve cranial nerves, the hypoglossal nerve…
- Level 2 biosafety >Level 1 -- This level applies to agents that do not ordinarily cause human disease. >Level 2 -- This level…
- Lemierre syndrome A potentially lethal form of sore throat caused by the bacterium Fusobacterium necrophorum, a common…
- Infiltrating lobular carcinoma of the breast Breast: Infiltrating lobular carcinoma is the second most common type of invasive breast cancer next to…
- Classification of diseases See: Disease nomenclature
- NIGMS Stands for the National Institute of General Medical Sciences, one of the National Institutes of Health in…