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).
DTaP immunization
Like DPT, DTaP protects from diphtheria, pertussis (whooping cough) and tetanus. DTaP is the same as DTP, except that it contains only acellular pertussis vaccine which is thought to cause fewer of the minor reactions associated with…
Read the definitionRandom terms
Show more- Herbal 1. An adjective, referring to herbs, as in an herbal tea.2. A noun, usually reflecting the botanical or…
- Absence of the nipple Medically called athelia, this is a rare condition but it is common in certain conditions. Athelia tends to…
- Superficial See: Melanoma, superficial spreading.
- Pregnancy, extrauterine A pregnancy that is not in the usual place and is located outside the inner lining of the uterus. A…
- Peroxisome proliferator-activated receptor A member of the nuclear hormone receptor subfamily of transcription factors. Peroxisome…
- PH, urine See: Urine pH
- Infantile spasms A seizure disorder of infancy and early childhood with the onset predominantly in the first year of life of…
- Cyclospora infection Infection with Cyclospora cayetanensis, a single-celled parasite. The first known human cases of illness…
- Velvet ant sting Common in most parts of the world including the Southern and Southwestern United States, velvet ants are not…
- Micropigmentation Tattooing
- Lacrimation One of the main types of encephalitis caused by an arbovirus in the US. An arbovirus is a virus that is…
- Appendiceal rupture Rupture of appendix