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).
Endocrine
Pertaining to hormones and the glands that make and secrete them into the bloodstream through which they travel to affect distant organs. The endocrine sites include the hypothalamus, pituitary gland, pineal gland, thyroid, parathyroids…
Read the definitionRandom terms
Show more- Span, memory The number of items, usually words or numbers, that a person can retain and recall. Memory span is a test of…
- Orthodontic treatment (dental braces) Dental braces: The use of devices to move teeth or adjust underlying bone. The ideal age for starting…
- Scoliosis, acquired Lateral (sideways) curving of the spine present at birth or due to a condition present at birth. The…
- Thelarche The beginnings of breast development at puberty. Thelarche is now a normal event at an earlier age (e.g., age…
- Percutaneous transluminal coronary angioplasty Angioplasty: PTCA. The use of a balloon-tipped catheter to enlarge a narrowed artery
- DRE (digital rectal exam) An exam done to detect abnormalities that can be felt (palpated) from within the rectum. The doctor inserts a…
- Acidophilus Bacteria found in yogurt that can help restore a supportive bacterial environment to an intestinal tract…
- Dysplastic nevus An atypical mole whose appearance is different from that of a common ordinary mole. Dysplastic nevi tend to…
- Flatus Gas in the intestinal tract or passed through the anus. The intestinal gases are hydrogen, nitrogen, carbon…
- Human neutrophil peptide See: Defensin
- Map, cytogenetic A genetic term referring to the visual appearance of a chromosome when stained and examined under a…
- Weighing, underwater See: Underwater weighing