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).
Regress
To return or go back, particularly to return to a pattern of behavior or level of skill characteristic of a younger age. For example, if a three-year-old child begins to regress by losing the ability to control his bowels or speak, that is…
Read the definitionRandom terms
Show more- Fundus, retinal The interior lining of the eyeball, including the retina (the light-sensitive screen), optic disc (the head…
- Candidiasis, invasive See: Invasive candidiasis
- Living will A living will is one form of advance medical directive. Advance medical directives pertain to treatment…
- Huntingtin The name of the gene responsible for Huntington disease (HD) and of the protein encoded by that gene. The…
- Cell, helper A type of T cell that participates in the immune response by recognizing foreign antigens and secreting…
- Stereotactic Stereotactic refers to precise positioning in three-dimensional space. For example, biopsies, surgery or…
- Pelvic Having to do with the pelvis, the lower part of the abdomen, located between the hip bones
- Reabsorption Absorbing again. For example, the kidney selectively reabsorbs substances such as glucose, proteins, and…
- Vagina The muscular canal extending from the cervix to the outside of the body. It is usually six to seven inches in…
- Ethylene oxide A chemical widely used in the health care industry to sterilize medical devices and also used to make other…
- Buschke disease See: Scleredema
- Cerebral palsy Cerebral palsy: An abnormality of motor function (the ability to move and control movements) that is acquired…