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).
Fear of vomiting
An abnormal and persistent fear of vomiting. Sufferers of this fear experience undue anxiety even though they realize their fear is irrational. They usually are especially worried about vomiting in public and embarrassing themselves…
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Show more- Ascites Abnormal buildup of fluid in the abdomen. Ascites can occur as a result of a number of conditions, including…
- Teratogenic drugs A teratogen is an agent that can disturb the development of the embryo or fetus. Teratogens halt the…
- Ectoparasite A parasite that lives on or in the skin but not within the body. Fleas and lice are ectoparasites…
- Menstrual cramps Menstrual cramps: Cramping in the lower abdomen, usually in the first or second day of the menstrual cycle…
- Transforming principle Name originally given to DNA. In 1944 Avery, MacLeod, and McCarty published their discovery that the…
- Melena Stools or vomit stained black by blood pigment or dark blood products.
- Mower injury Injury from a mower, a machine used to cut grass (or other grains or weeds) to an even length. The main…
- Spasms, infantile See: Infantile spasms
- K kingae Kingella kingae
- Stereotactic radiotherapy Radiation therapy in which a number of precisely aimed beams of ionizing radiation coming from different…
- Histamine Substance that plays a major role in many allergic reactions. Histamine dilates blood vessels and makes the…
- Tactile Having to do with touch