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).
Blast phase
Refers to advanced chronic myelogenous leukemia. In this phase, the number of immature, abnormal white blood cells in the bone marrow and blood is extremely high. Also called blast crisis
Read the definitionRandom terms
Show more- Level 3 biosafety >Level 1 -- This level applies to agents that do not ordinarily cause human disease. >Level 2 -- This level…
- Ear, external There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The…
- Courier In the drug trade, someone who internally conceals and transports an illicit drug. Also called a body packer…
- Migraine, ocular Migraine involving the eyes, with or without headache. Ocular migraines usually affect only one eye at a…
- Defecation syncope The temporary loss of consciousness (syncope) upon defecating (having a bowel movement). Syncope is the…
- Athlete foot See: Athlete's foot
- Fluorosis A much-used anticancer drug that belongs to the family of drugs called antimetabolites. Full name…
- RECOMBIVAX-HB A vaccine against hepatitis B (hep B) to stimulate the body's immune system to produce antibodies against the…
- Pathogenic Causing disease or capable of doing it. Pathogenic bacteria are disease-causing bacteria. For example…
- Janus kinase 3 See: JAK3
- Low back pain Low back pain: Pain in the lower back area that can relate to problems with the lumbar spine, the discs…
- Dizziness, pre-syncopal Dizziness before fainting. Some symptoms of dizziness such as wooziness, feeling about to black out, and…