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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Tenesmus
Straining, especially long-continued, ineffectual and painful straining, at stool or in urination. Straining at stool is called rectal tenesmus; straining at urination is called vesical tenesmus.
Read the definitionRandom terms
Show more- Excise To cut out. A laser beam may be used to excise a tumor, much as a scalpel does. The terms excise and resect…
- Typhus, louse-borne See: Typhus, epidemic
- Beaufort wind scale A widely used wind force scale whih is a simple numerical relationship to wind speed based on an observation…
- Shoulder, frozen See: Frozen shoulder
- Syndrome, DiGeorge See: DiGeorge syndrome
- System, cardiovascular The circulatory system which comprises the heart and blood vessels. The system carries nutrients and oxygen…
- Spots, Koplik's Little spots inside the mouth that are highly characteristic of the early (prodromal) phase of measles…
- Disease, delta-storage pool See: Hermansky-Pudlak syndrome
- Interventional Pertaining to the act of intervening, interfering or interceding with the intent of modifying the outcome…
- Diabetes Diabetes: Refers to diabetes mellitus or, less often, to diabetes insipidus. Diabetes mellitus and diabetes…
- Warburg apparatus A device used in biochemistry for measuring breathing (respiration) by tissues. Tissue slices are enclosed in…
- Blood poisoning The medical term is 'septicemia.' No matter which of these two terms-blood poisoning or septicemia-you…