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).
Ribosome
An RNA molecule that can catalyze its own chemical reactions.
Read the definitionRandom terms
Show more- CSF (colony-stimulating factor) A laboratory-made agent similar to a substance in the body that stimulates the production of blood cells. The…
- Arthroscopic Refers to a surgical technique whereby a doctor inserts a tube-like instrument into a joint to inspect…
- Donor, universal A person who is type O in the ABO blood group system and can donate blood to all recipients
- Quasidiploid Describing a cell that seems to have the usual two full sets of 23 chromosomes, but does not. Many malignant…
- Conjunctival melanoma See: Melanoma, conjunctival.
- MPO Myeloperoxidase
- Psychosis In the general sense, a mental illness that markedly interferes with a person's capacity to meet life's…
- American Journal of Public Health A monthly journal that publishes original research articles that are peer-reviewed in both 'general and…
- Hypoparathyroidism Hypoparathyroidism: Underfunction of the parathyroid glands with deficient production of the hormone…
- Nose The external midline projection from the face. The purpose of the nose is to warm, clean, and humidify the…
- Adrenal cortex The outer portion of the adrenal gland located on top of each kidney. The adrenal cortex produces steroid…
- Diaper rash Diaper rash: Also called 'diaper dermatitis,' a diaper rash is a skin inflammatory reaction localized to the…