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).
Lysosomal enzyme
An enzyme in an organelle (a little organ) called the lysosome within the cell. Lysosomal enzymes degrade (break down) macromolecules (large molecules) and other materials (such as bacteria) that have been taken up by the cell during the…
Read the definitionRandom terms
Show more- Deficiency, uroporphyrinogen decarboxylase See: UROD deficiency
- Cornelia de Lange syndrome See: de Lange syndrome
- Vesiculitis Inflammation of a vesicle, and particularly of the seminal vesicles behind the male bladder
- Reimplantation Synonymous with replantation. See: Replantation
- Disc, slipped Rupturing of the tissue that separates the vertebral bones of the spinal column. The center of the disc…
- Hyper- A genetic disorder characterized by recurring attacks of chills and fever that usually start before the first…
- Gua sha See: Gua-sha
- Serum glutamic oxaloacetic transaminase (SGOT) An enzyme that is normally present in liver and heart cells. SGOT is released into blood when the liver or…
- Genome, Saccharomyces cerevisiae The genome of the bacterium that causes cholera. This genome contains over 4 million bases in its DNA…
- NS Noonan syndrome, a multifaceted condition characterized by a series of birth defects (congenital…
- Aleve See: Naproxen
- Fibroid A benign tumor of the uterus and the single most common indication for hysterectomy. Fibroids can be present…