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).
Nurse assistant
A person who has completed a brief health-care training program, and who provides support services for RNs and LPNs. Also known as an orderly or, when certified by a state agency, a certified nurse aide (CNA)
Read the definitionRandom terms
Show more- Sand-blind Partly blind, semi-blind, half-blind. From the Old English samblind from sam- meaning semi- + blind. In the…
- Yawn Involuntary opening of the mouth, often caused by suggestion. Yawning is characterized by breathing first…
- Hypertonic solution A solution with a higher salt concentration than in normal cells of the body and the blood. As opposed to an…
- Syndrome, TAR TAR stands for Thrombocytopenia (low blood platelets) and Aplasia (absence) of the Radius (the long bone on…
- Axillary hyperhidrosis Hyperhidrosis: Excessive sweating from the armpits. Excessive underarm perspiration tends to start in late…
- Myelogram An x-ray of the spinal cord and the bones of the spine. During a myelogram, a contrast material that is…
- Generalized anxiety disorder Abbreviated GAD. A condition characterized by 6 months or more of chronic, exaggerated worry and tension that…
- Cystic periventricular leukomalacia Softening of the white matter near the ventricles of the brain resulting in abnormal cysts. Cystic…
- Lipophilin See: Proteolipid protein
- Eschar The scab formed when a wound or skin is sealed by the heat of cautery or burning. Also the dark crusted ulcer…
- Cancer, pancreas See: Pancreatic cancer
- Generic drug >The chemical name of a drug. >A term referring to the chemical makeup of a drug rather than to the…