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).
Immunization, children's
>Hepatitis B >Diphtheria, tetanus, pertussis >Haemophilus influenzae type B (HIB) >Poliovirus >Measles, mumps, rubella >Varicella zoster virus (chickenpox). Every child in the U.S. should have these vaccinations except when there are…
Read the definitionRandom terms
Show more- Achondrogenesis-hypochondrogenesis, type II See: Achondrogenesis type II
- Nocebo A negative placebo effect as, for example, when patients taking medications experience adverse side effects…
- Extracellular Outside a cell. As opposed to intracellular, meaning within a cell
- Gene, zygotic lethal A gene that is lethal (fatal) for the zygote, the cell formed by the union of a sperm (male sex cell) and an…
- Excisional biopsy A biopsy in which an entire biopsy in which an entire lesion, is removed. A excisional biopsy is in contrast…
- Scaling Abnormal shedding or accumulation of an upper layer of skin (the stratum corneum)
- Alexia A neurological disorder characterized by loss of the ability to read or understand the written word. Alexia…
- Urologist A physician who specializes in diseases of the urinary organs in females and the urinary tract and sex organs…
- Coprolalia The excessive and uncontrollable use of foul or obscene language, including words related to feces (bowel…
- Benign paroxysmal positional vertigo (BPPV) A balance disorder that results in the sudden onset of dizziness, spinning, or vertigo when moving the head
- Kyphoscoliosis Combination of kyphosis and scoliosis (lateral curving of the spine). Part of good health maintenance is to…
- Intermittent claudication An aching, crampy, tired, and sometimes burning pain in the legs that comes and goes -- it typically occurs…