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).
Neoplasia
The process of abnormal and uncontrolled growth of cells. The product of neoplasia is a neoplasm (a tumor)
Read the definitionRandom terms
Show more- Urachus A canal connecting the bladder of the fetus with the allantois, a structure that contributes to the formation…
- Bloody show 1. The blood-tinged mucus created by extrusion and passage of the mucous plug that filled the cervical canal…
- Mitochondrial encephalopathy, MELAS MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Stroke-like episodes. MELAS is a…
- Vessel, afferent A vessel that carries blood toward the heart. A vein or venule
- Postural hypotension A drop in blood pressure (hypotension) due to a change in body position (posture) when a person moves to a…
- Motherese The language spoken, all over the world, by mothers to their babies, before and after birth. Motherese is the…
- Granulation That part of the healing process in which rough, pink tissue containing new connective tissue and capillaries…
- Colostomy, a patient's perspective For an excellent article about colostomy from a patient's viewpoint, please see Colostomy - A Patient's…
- Volar Pertaining to both the palm and sole. It comes from word 'vola' which the ancient Romans used for 'the palm…
- Cranial A genetic (inherited) disorder of bone development characterized by: 1. Typical cranial and facial…
- Trichoepithelioma A small benign tumor derived from basal cells in the hair follicle. Trichoepithelioma may occur sporadically…
- Proteolipid protein The complete set of proteins expressed and modified following their expression by the genome. The term…