MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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- Arthrogryposis multiplex congenita (AMC) A disorder that develops before birth (prenatal), is present at birth (congenital), and is characterized by…
- Base sequence analysis A method for determining the order of nucleotide bases in DNA
- Clostridium botulinum A group of rod-shaped bacteria commonly found in the soil that grow best under low oxygen conditions. The…
- Lithotomy Surgical removal of a stone, especially a kidney or bladder stone. From the Greek roots litho-, stone + tome…
- Bronchi The large air tubes leading from the trachea to the lungs that convey air to and from the lungs. The bronchi…
- Test, stool occult blood A test to see whether there is blood in the bowel movement. Also called a fecal occult blood test: A test to…
- Metabonomics The study of metabolic responses to drugs, environmental changes and diseases. Metabonomics is an extension…
- Endodermal Pertaining to the endoderm or to tissues derived from the endoderm
- Fixative A medium such as a solution or spray that preserves specimens of tissues or cells. Most biopsies and…
- HSAN III Hereditary sensory and autonomic neuropathy III. See: Familial dysautonomia.
- Allergic rhinitis, seasonal Allergic rhinitis (hay fever) which occurs during a specific season
- Strontium An earth element and metal with atomic no. 38, atomic wt. 87.62 that is used in a radioactive form for…