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).
Puncture, lumbar
A lumbar puncture or 'LP' is a procedure whereby spinal fluid is removed from the spinal canal for the purpose of diagnostic testing. It is particularly helpful in the diagnosis of inflammatory diseases of the central nervous system…
Read the definitionRandom terms
Show more- Rib, cervical A extra rib which arises from the seventh cervical vertebra. It is located above the normal first rib. A…
- Aerosolization The production of an aerosol -- a fine mist or spray containing minute particles. See: Aerosol
- Brissaud's infantilism An eponym that is little used (in the USA) for hypothyroidism (subnormal activity of the thyroid gland) that…
- Afferent nerve A nerve that carries impulses toward the central nervous system (CNS). The opposite of an afferent nerve is…
- Poikiloderma Extra pigmentation of the skin demonstrating a variety of shades and associated with widened capillaries…
- Large cell carcinoma A group of lung cancers in which the cells are large and look abnormal
- DOTS Stands for Directly Observed Treatment, Short-course. DOTS is a strategy used to reduce the number of…
- Pregnant The state of carrying a developing fetus within the body. The word 'pregnant' comes from the Latin pre-…
- Carcinoma, islet cell See: Islet cell cancer
- CMV (cytomegalovirus) A virus that infects 50-85% of adults in the US by age 40 and is also the virus most frequently transmitted…
- Anti-cyclic citrullinated peptide antibody See: Citrulline antibody
- Segment, genomic A region of the genome; it encompasses objects described as loci or probes. Genomic segments can range in…