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).
Tumor registry
Recorded information about the status of patients with tumors. Although a registry was originally the place (like Registry House in Edinburgh) where information was collected (in registers), the word 'registry' has also come to mean the…
Read the definitionRandom terms
Show more- Syndrome, Wolf-Hirschhorn See: Wolf-Hirschhorn syndrome
- Ascites Abnormal buildup of fluid in the abdomen. Ascites can occur as a result of a number of conditions, including…
- Hyperparathyroidism Hyperparathyroidism: Too much parathyroid hormone resulting in abnormally high levels of calcium in the blood…
- Skin, scalded, syndrome See Scalded skin syndrome
- Denervate To deprive of the nerve supply. Denervate is the opposite of innervate
- Brittle diabetes A type of diabetes when a person's blood glucose (sugar) level often swings quickly from high to low and from…
- Screening, newborn hearing Testing of the newborn baby's ability to hear. Newborn screening of hearing is done with automated auditory…
- Development, Human, . . . (NICHD) Of Child Health and (NICHD): One of the US National Institutes of Health, NICHD is in a sense the NIH for…
- Day sight Night blindness. Listed in medical dictionaries under 'Nyctalopia' from the Greek 'nyct' (night) + 'aloas'…
- Battle fatigue The World War II name for what is known today as post-traumatic stress, this is a psychological disorder that…
- Pulseless disease Takayasu disease. Called pulseless disease because inflammation of blood vessels (vasculitis) can lead to…
- Ligand A molecule that binds to another. Often, a soluble molecule such as a hormone or neurotransmitter that binds…