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).
Thalassiosira pseudonana
An ocean diatom that is a major participant in the biological pumping of carbon to ocean depths and that has potential for mitigating global climate change. The DNA of this diatom is being sequenced
Read the definitionRandom terms
Show more- Thigh The thigh extends from the hip to the knee. The thigh has only one bone, the femur which is the largest bone…
- Kubler-Ross See: Kubler-Ross, Elisabeth
- Hygiene hypothesis A hypothesis that states that exposure to allergens in the environment early in life reduces the risk of…
- T-8 cells T cells that express the CD8 transmembrane glycoprotein (CD8+ T cells). They close down the immune response…
- Transforming growth factor (TGF) One of several proteins secreted by transformed cells that can stimulate the growth of normal cells…
- Disease, Graves Generalized diffuse overactivity ('toxicity') of the entire thyroid gland which becomes enlarged into a…
- Anemia, Fanconi See Fanconi anemia
- Tongue The tongue is a strong muscle anchored to the floor of the mouth. It is covered by the lingual membrane which…
- Dyspraxia of speech A developmental disability characterized by difficulty in muscle control, specifically of the muscles…
- Typhus, mite-borne See Typhus, scrub
- Fever, splenic Known also as anthrax, splenic fever is a serious bacterial infection. It is not primarily a human disease…
- Pinworm infection Pinworm infection: An infection caused by a small, white intestinal worm: the pinworm or, more formally…