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).
Microcephalin 1
Mutation of this gene is responsible for an autosomal recessive form of primary microcephaly with no other malformations. Microcephalin 1 (MCPH1) is expressed in fetal brain in the developing forebrain and the walls of the lateral…
Read the definitionRandom terms
Show more- K kingae Kingella kingae
- Midwife, lay See: Lay midwife
- Therapy, gene Insertion of normal DNA directly into cells to correct a genetic defect. The treatment of disease by…
- Squamous intraepithelial lesion A general term for the abnormal growth of squamous cells on the surface of the cervix. The changes in the…
- Emergency contraception The prevention of pregnancy after unprotected vaginal intercourse. Emergency contraception may use drugs…
- Thrombocytopenic purpura, acute See thrombocythemia.
- MDS Myelodysplastic syndrome, or myelodysplastic syndromes
- Ptosis of the eyelids, adult Drooping of the upper eyelids in adults, most commonly due to separation of the tendon of the lid-lifting…
- Elevated hemidiaphragm Elevation of half of the diaphragm, the muscle that separates the chest cavity from the abdomen and that…
- Down syndrome Down syndrome: A common chromosome disorder due to an extra chromosome number 21 (trisomy 21). Down syndrome…
- Brown syndrome An ophthalmology (eye) problem. Brown syndrome is an abnormality that is present at birth (congenitally) and…
- Internal ear There are three sections of the ear. They are the external ear, the middle ear, and the internal ear. The…