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).
OMS (World Health Organization)
In medicine, the person who is ready to respond, the one on duty. As in "Who is the doctor on call this weekend?" or "This is the on call schedule."
Read the definitionRandom terms
Show more- Apical The adjective for apex, the tip of a pyramidal or rounded structure, like the lung or the heart. For example…
- Demonophobia An abnormal and persistent fear of evil supernatural beings in persons who believe such beings exist and roam…
- Contraceptive, implantable progestin Implantable progestin in the form of Norplant was approved by the U.S. Food and Drug Administration (FDA) for…
- Sleep talking NREM (non-rapid eye movement) sleep is dreamless sleep. During NREM, the brain waves on the…
- Elbow pain Elbow pain: Elbow pain is most often the result of tendinitis, which can affect the inner or outer elbow…
- Pancreas divisum Pancreas divisum: Pancreas divisum is a common congenital anomaly (an anomaly that is present at birth) of…
- Undulatant Having a wavy border or form. Also, rising and falling like a wave. For example, the border of a wound may be…
- Glaucoma, symptoms of At first, there are no symptoms. Vision stays normal, and there is no pain. However, as the disease progress…
- High blood sugar An elevated level of the sugar glucose in the blood. Also called hyperglycemia. High blood sugar is a finding…
- Feeding, breast See: Breastfeeding
- Hyaline membrane disease A respiratory disease of the newborn, especially the premature infant, in which a membrane composed of…
- Vocal cord, false See: False vocal cord