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).
Hematology-oncology
The diagnosis, treatment and prevention of blood diseases (hematology) and cancer (oncology) and research into them. Hematology-oncology includes such diseases as iron deficiency anemia, hemophilia, sickle cell disease, the thalassemias…
Read the definitionRandom terms
Show more- H and H H and H, sometimes written as 'H&H', is a popular shorthand for hemoglobin and hematocrit, two very…
- Ventricle, left The ventricles are the two lower chambers of the heart. The left ventricle is the chamber that receives blood…
- Tricho- (prefix) Pertaining to hair. As in trichobezoar (a hair ball), trichotillomania (compulsive hair pulling)…
- Gluteus maximus The greatest gluteal muscle and the biggest muscle in the human body. The gluteus maximus forms the bulk of…
- Uterine retroversion A slight to dramatic placement of the uterus that orients it toward the back. A tipped uterus is common and…
- Metacarpals Five cylindrical bones extending from the wrist to the fingers.
- Acute illness A disease with an abrupt onset and usually a short course
- Adult T-cell leukemia/lymphoma See: Adult T-cell leukemia
- Shock lung See: ARDS
- Hemizygous Having only a single copy of a gene instead of the customary two copies. All of the gene on the single X…
- AFO (ankle-foot orthosis) Ankle-foot orthosis
- Lung, collapsed Failure of full expansion of a once fully expanded lung. Medically called atelectasis. The word comes from…