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).
Involution
1. Literally, a turning inward or rolling inward.2. A decrease in size, usually after an increase. The uterus involutes after pregnancy.3. A retrograde change. After treatment, a tumor may involute. 4. With advancing age, there may be…
Read the definitionRandom terms
Show more- NK cell See Natural killer cell
- Electroretinogram Abbreviated ERG. An electroretinographic recording. See: Electroretinography
- Immunization, H. flu This immunization is designed to prevent disease due to Haemophilus influenzae (H. flu), specifically…
- Necrobiosis lipoidica See: Necrobiosis lipoidica diabeticorum
- Syndrome, Noonan (NS) A multifaceted genetic disorder characterized by a series of birth defects (congenital malformations)…
- Dystrophic epidermolysis bullosa A blistering skin condition inherited in both autosomal dominant and recessive manners and in which the…
- Vaccination, varicella A live attenuated (weakened) viral vaccine that is recommended for people traveling to or living in tropical…
- Menopause, induced Menopause, induced: Induced menopause occurs when menopause is due to an unusual ('unnatural') event. It is…
- Palpebral fissure The opening for the eyes between the eyelids.
- Medical device 1. Broadly, any physical item used in medical treatment, from a cardiac pacemaker to a wheelchair.2.In…
- Fingers, six The presence of an extra finger, a very common congenital malformation (birth defect). This condition is…
- Euthanasia, active The active acceleration of a 'good' death by use of drugs etc, whether by oneself or with the aid of a…