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).
Pellagra
>Diarrhea; >Dermatitis: A scaly rash on skin exposed to light or trauma; >Dementia: Mental disorientation, delusions and depression; and >Death. Other features are ulcerations within the mouth (glossitis), nausea. vomiting, seizures and…
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Show more- Draft DNA sequence Sequence of a DNA with less accuracy than a finished sequence. In a draft sequence, some segments are missing…
- Onycho- (prefix) Pertaining to the nails. Examples of medical terms involving 'onycho-' include onychodystrophy (abnormal…
- Duchenne-Erb paralysis See: Erb palsy
- Morning glory syndrome A birth defect of the optic nerve (the nerve to the eye) in which there is a coloboma (cleft) of the optic…
- Afterbirth The placenta + the fetal membranes that are normally expelled from the uterus after the birth of the baby…
- Balantidium A genus of protozoa with cilia that includes Balantidium coli (B. coli). B. coli is the largest protozoan and…
- Heat index The temperature the body feels when heat and humidity are combined. The body dissipates heat by varying the…
- ACP (American College of Physicians) See: American College of Physicians
- Nematodes Roundworms.
- Cervix, incompetent A cervix that is abnormally liable to dilate and so is not competent to hold the fetus and keep it from being…
- Embolism, paradoxical Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel…
- Honey bee genome The genetic complement of the honey bee (Apis mellifera). Its genome is relatively small -- about one-tenth…