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).
Sequence, conserved
A base sequence in a DNA molecule (or an amino acid sequence in a protein) that has remained essentially unchanged throughout evolution
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Show more- Hospitalist A hospital-based general physician. Hospitalists assume the care of hospitalized patients in the place of…
- Dermatoglyphics The study of the patterns of ridges on the skin of the fingers, palms, toes, and soles. Dermatoglyphics are…
- Brainstem implant A type of hearing aid that bypasses the cochlea in the middle ear and the auditory nerve and is implanted in…
- HER2 Abbreviation for human epidermal growth factor receptor 2. HER2 is expressed by, and involved in the growth…
- Body surface area BSA. The total suface area of the human body. The BSA is used in many measurements in medicine, including the…
- Pathological hoarding Excessive hoarding of material goods, a condition that affects up to 40% of people with obsessive compulsive…
- Darier disease A genetic skin disease characterized by slowly progressive hardening of the skin (keratoses) around the hair…
- Abiotrophy Loss of function or degeneration for reasons unknown. For example, cerebellar abiotrophy may affect…
- Intracerebral hematoma Bleeding within the brain. Diagnosis is usually by MRI or CAT scan. Treatment is by surgery
- Cyanogen chloride See: Cyanide
- Osteoblast A cell that makes bone. It does so by producing a matrix that then becomes mineralized. Bone mass is…
- Eye The organ of sight. The eye has a number of components. These components include but are not limited to the…