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).
Benzidine
A compound used mainly for dyeing textiles and paper that is a known human carcinogen (cancer-causing agent). Benzidine was one of the first chemicals for which an association of occupational exposure and increased incidence of urinary…
Read the definitionRandom terms
Show more- Ile Isoleucine. See also: Amino acid symbols
- Laryngeal nerve palsy Paralysis of the larynx (voice box) caused by damage to the recurrent laryngeal nerve or its parent nerve…
- Passive-aggressive Pertaining to behavior in which feelings of aggression are expressed in passive ways as, for example, by…
- Hay fever Hay fever: A seasonal allergy to airborne particles characterized by itchy eyes, runny nose, nasal…
- Curettage The removal of growths or other material from the wall of a cavity or other surface, as with a curet. A…
- Diprosopus Two-faced conjoined twins (incompletely separated identical twins). The twins have almost complete fusion of…
- Epinephrine A substance produced by the medulla (inside) of the adrenal gland. The name epinephrine was coined in 1898 by…
- Reversal of organs, total This condition (medically called situs inversus totalis) involves complete transposition (right to left…
- Psychosomatic Relating to both the mind and the body or to the mind-body interrelationships. From the Greek words…
- Expressivity The consistency of a genetic disease. For example, Marfan disease shows variable expressivity. Some persons…
- Advance directives These directives pertain to treatment preferences and the designation of a surrogate decision-maker in the…
- Polyarteritis nodosa Polyarteritis nodosa: An autoimmune disease (immune system attacking its own body) characterized by…