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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Probe
(1) In surgery, a probe is a slender flexible rod with a blunt end used to explore, for example, an opening to see where it goes. (2) In molecular genetics, a probe is a labeled bit of DNA or RNA used to find its complementary sequence or…
Read the definitionRandom terms
Show more- Q.h. (on prescription) Abbreviation for 'every hour.' On a prescription or doctor's hospital orders, q.h. means every hour. Also…
- Thorn, George W. American endocrinologist (1906-2004) who was a pioneer in the use of cortisone for treating Addison's…
- Lewis Thomas See: Thomas, Lewis
- LEOPARD syndrome A genetic syndrome transmitted in an autosomal dominant manner that is named for its characteristic features…
- Dislocation, congenital hip The abnormal formation of the hip joint in which the ball at the top of the thighbone (the femoral head) is…
- Lissencephaly A brain malformation characterized by microcephaly and the lack of normal convolutions (folds) in the brain…
- Blinded study A study done in such a way that the patients or subjects do not know (is blinded as to) what treatment they…
- Fibril The diminutive of fiber. A small fiber, a fine thread
- Gonad, male The male gonad, the testicle (or testis), located behind the penis in a pouch of skin (the scrotum). The…
- Hereditary ALS See: Familial ALS
- Neutropenia, severe congenital (SCN) Neutropenia, severe congenital (SCN): Children born with this condition lack neutrophils (a type of white…
- Policy, Medigap See: Medigap policy>