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).
Pneumonectomy
An operation to remove an entire lung or part of a lung
Read the definitionRandom terms
Show more- Thrombosis The formation or presence of a blood clot in a blood vessel. The vessel may be any vein or artery as, for…
- GFAP Glial fibrillary acidic protein. The degenerative brain condition called Alexander disease is caused by…
- Excisional biopsy A biopsy in which an entire biopsy in which an entire lesion, is removed. A excisional biopsy is in contrast…
- Ophthalmoplegia with ragged-red fibers See: Kearns-Sayre syndrome
- Dermatitis, atopic A skin disease characterized by areas of severe itching, redness, scaling, and loss of the surface of the…
- Spermatocide Any agent that is destructive to spermatozoa (that is, kills sperm). Nonoxynol-9 is the most commonly…
- Dyspnoea Difficult or labored breathing; shortness of breath. Dyspnoea is a sign of serious disease of the airway…
- Pouch, rectovaginal An extension of the peritoneal cavity between the rectum and back wall of the uterus. The term 'cul-de-sac,'…
- Biallelic Pertaining to both alleles (both alternative forms of a gene). For example, biallelic mutations in the gene…
- Resection, video-assisted Surgery that is aided by the use of a video camera that projects and enlarges the image on a television…
- Eye Institute, National (NEI) One of the US National Institutes of Health, NEI's mission is to 'conduct and support research, training…
- Ultrasound during pregnancy Ultrasound imaging has been done during pregnancy for over three decades. It has proven to be a very useful…