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).
An-
Prefix very much employed in medicine and all of the health sciences, indicating 'not, without, or -less.' For example, the prefix 'an' figures into these words: anemia (without blood), anophthalmia (no eye), anotia (no ear), anoxia (no…
Read the definitionRandom terms
Show more- Scoliosis, idiopathic A structurally normal spine that appears to have a lateral curve (scoliosis). Nonstructural scoliosis…
- Journal of the National Cancer Institute Cancer Institute: A medical journal sponsored by the National Cancer Institute (NCI), one of the National…
- Heterotaxy The abnormal placement of organs due to failure to establish the normal left-right patterning during…
- Abse, Dannie British pulmonary physician and poet. Abse was born in 1923 in Cardiff, Wales to a Jewish family. He studied…
- Bronchiolitis Inflammation of the bronchioles, the airways that extend beyond the bronchi and terminate in the alveoli…
- Gamma ray High-energy electromagnetic radiation emitted by certain radionuclides when their nuclei transition from a…
- Hyposmia A reduced ability to smell and to detect odors. Some people have anosmia and can detect no odors
- X, factor A coagulation factor, a substance in blood essential to the normal clotting process. Production of factor X…
- Fornices Plural form of fornix
- Medical history 1. In clinical medicine, the patient's past and present which may contain clues bearing on their health past…
- Zoophilia A sexual disorder involving an erotic attraction to animals or an abnormal desire to have sexual contact with…
- Mesial 1. Toward the middle. As, for example, a mesial temporal lobe structure.2. In dentistry, toward the middle of…