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).
Nymph
A nymph is a stage in the life cycle of certain arthropods, as ticks and lice. (Not all nymphs are in Greek mythology.) There are three stages in the life cycle of lice: the nit, the nymph, and the adult. The nymph stage comes between a…
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Show more- Dermatofibroma A common type of benign skin tumor that is small, slow-growing, typically firm, red-to-brown and most often…
- Polymorphonuclear leukocyte A type of white blood cell with a nucleus that is so deeply lobated or divided that the cell looks to have…
- Skin test for immunity A method of evaluating whether a person has developed an immune response to certain infections. A substance…
- Spot, blind In ophthalmology, a blind spot is: > >A small area of the retina where the optic nerve enters the eye; this…
- Pediculicide An agent that destroys lice. From pediculus, lice + -cide, killer or killing
- Entamoeba histolytica The agent of amebic dysentery, a disorder with inflammation of the intestine and ulceration of the colon…
- ALS2 See: Amyotrophic lateral sclerosis 2
- Axillary hyperhidrosis Hyperhidrosis: Excessive sweating from the armpits. Excessive underarm perspiration tends to start in late…
- Leukemia, smoldering A condition in which the bone marrow does not function normally. It does not produce enough blood cells. This…
- Supinator foot type A type of foot that restricts the impact of the stride largely to the outer edges of the foot. This type of…
- ADCC (antibody-dependent cell-mediated cytotox.) An immune response in which antibodies, by coating target cells, makes them vulnerable to attack by immune…
- Inheritance, mitochondrial The type of hereditary pattern seen when there is more than one genetic factor involved and, sometimes, when…