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.
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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).
Mutation, hereditary
Mutation, hereditary: A heritable change in the DNA of a gene or chromosome in a cell destined to become an egg or a sperm or the zygote (the conceptus) at the single-cell stage. When transmitted to a child, an hereditary mutation is…
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Show more- Demonophobia An abnormal and persistent fear of evil supernatural beings in persons who believe such beings exist and roam…
- Dual X-ray absorptometry See: DXA
- Deficiency, magnesium Can occur due to inadequate intake or impaired intestinal absorption of magnesium. Low magnesium…
- Hysterectomy, abdominal Hysterectomy, abdominal: Surgical removal of the uterus through an incision made in the abdominal wall. As…
- Tuberculous Pertaining to tuberculosis. Affected by tuberculosis. Caused by Mycobacterium tuberculosis. As in tuberculous…
- Urethritis Inflammation of the urethra. (The urethra is the transport tube leading from the bladder to discharge urine…
- Vanishing lung syndrome A radiological syndrome in which the lungs appear to be disappearing on X-ray. The syndrome is characterized…
- Hemorrhagic cyst This type of functional cyst occurs when bleeding occurs within a cyst. Symptoms such as abdominal pain on…
- Adduction Movement of a limb toward the midline of the body. The opposite of adduction is abduction. An adductor muscle…
- Arteriovenous malformation (AVM) A serious disease characterized by inflammation of the walls of the blood vessels (vasculitis). The vessels…
- Calcipotriene A synthetic form of vitamin D3 that can be applied to the skin to treat psoriasis
- Bromobenzylcyanide A riot control agent or 'tear gas.' See: Riot control agent poisoning