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).
Lacuna
A small pit, cavity, defect or gap
Read the definitionRandom terms
Show more- Chronic kidney failure See: Chronic renal failure
- Pleural effusion, fetal See: Fetal pleural effusion
- Capsid The protein coat of a virus. The term capsid came in 1960 from the French capside, from the Latin capsa…
- Chondrosarcoma A malignant tumor that forms in cartilage cells (chondroplasts) and that produces cartilage matrix…
- Tonsillectomy Tonsillectomy: The surgical removal of both tonsils. A tonsillectomy may be performed in cases of recurrent…
- PCOS Polycystic ovary syndrome
- Fever, dengue An acute mosquito-borne viral illness of sudden onset that usually follows a benign course with headache…
- Dilatation and curettage Dilatation and curettage: A minor operation in which the cervix is expanded enough (dilatation) to permit the…
- Hoarseness Hoarseness: Hoarseness is a term referring to abnormal voice changes. Hoarseness may be manifested as a voice…
- Hormone, parathormone Hormone made by the parathyroid gland (behind the thyroid gland in the neck). Parathormone (pronounced…
- Aneurysm, dissecting An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…
- Tube feeding See: Enteral nutrition