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).
Phenol
1. A poisonous corrosive compound obtained by the distillation of coal tar that, in dilute solution, is an antimicrobial agent. Also called carbolic acid. 2. A generic term for any compound similar in structure to phenol (an organic…
Read the definitionRandom terms
Show more- Renal tubules Small structures in the kidney that filter the blood and produce the urine
- Radical neck dissection A surgical procedure involving the removal of a tumor from the neck with an additional margin of normal…
- Hormone replacement therapy (HRT) The combination therapy of estrogen plus progestogen, termed hormone replacement therapy (HRT). Estrogen…
- Sac, pericardial See: Pericardial sac
- Vibrio A group of bacteria that includes Vibrio cholerae, the agent of cholera, (a devastating and sometimes lethal…
- Sleep, rapid eye movement Sleep, rapid eye movement: REM sleep is the portion of sleep when there are rapid eye movements (REMs)…
- Anhedonia Loss of the capacity to experience pleasure. The inability to gain pleasure from normally pleasurable…
- Diabetic dermopathy A skin condition characteristic of diabetes involving light brown or reddish oval or round scaly patches…
- Abortion, habitual The miscarriage of 3 or more consecutive pregnancies. The abortion of 3 or more miscarriages (spontaneous…
- Dissection, axillary Surgery in which the axilla (the armpit) is opened -- to 'dissect' means to 'cut apart' -- in order to…
- Cancer, rectal See: Rectal cancer
- Arch, aortic See: Aortic arch