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).
Itching
Itching: An uncomfortable sensation in the skin that feels as if something is crawling on the skin or in the skin, and makes the person want to scratch the affected area. Medically known as pruritus. Something that is itchy is pruritic.
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- Foramen, interventricular An opening between the lateral and third ventricles in a system of four communicating cavities within the…
- PPD 1. Postpartum depression. 2. Purified protein derivative (the PPD skin test for tuberculosis)
- Anemia, aplastic See: Aplastic anemia
- Methylation 1. In chemistry, the addition of a methyl group to a molecule. 2. On a protein level, the addition of a…
- Mead, Margaret (1901-1978) American anthropologist, author, and social critic. From the publication of her first book…
- Virus, Ebola A notoriously deadly virus that causes fearsome symptoms, the most prominent being high fever and massive…
- Propylthiouracil (PTU) A drug that blocks the production of thyroid hormone by the thyroid gland. PTU is used to treat…
- Immunization, influenza Influenza: See Immunization, flu
- Musical hallucination A form of auditory hallucination in which music is heard, often the same piece of music. In most cases the…
- Cutaneous allodynia Pain resulting from an innocuous stimulus to normal skin or scalp. The stimulus that triggers allodynia is…
- Warts, plantar Warts that grow on the soles of the feet. Plantar warts are different from most other warts. They tend to be…