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).
Quasi-
Prefix meaning seemingly. As, for example, in quasidominant, seemingly dominant.
Read the definitionRandom terms
Show more- Thromboxane B2 The inactive product of thromboxane. Abbreviated TXB2
- Progressive supranuclear palsy Progressive supranuclear palsy: A neurologic disorder of unknown origin that gradually destroys cells in many…
- Hereditary arthroophthalmopathy See: Stickler syndrome
- Prealbumin One of several plasma proteins such as transthyretin that migrate faster than albumin in an acidic starch gel
- Peptidomimetic A compound that mimics the biological action of a peptide
- Familial amyotrophic lateral sclerosis Amyotrophic lateral sclerosis (ALS) in which there a family history of the disease. Familial ALS constitutes…
- Lymphatic system The tissues and organs, including the bone marrow, spleen, thymus, and lymph nodes, that produce and store…
- MEDVAC Acronym for medical evacuation. MEDVAC typically refers to a team that is organized with the skills for the…
- Somnoplasty Somnoplasty: A surgical treatment to stop snoring. Somnoplasty uses heat energy to remove tissues of the soft…
- Therapy, interpersonal See: Interpersonal therapy
- In vitro fertilization In the living organism, as opposed to in vitro (in the laboratory).
- Malaria, falciparum The most dangerous type of malaria. Caused by the parasite Plasmodium falciparum, this type of malaria is…