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).
Severe tropical cyclone
A regionally specific name for a strong tropical cyclone in the Southwest Pacific Ocean west of 160E or Southeast Indian Ocean east of 90E. Other terms for precisely the same type of storm include hurricane (in the North Atlantic Ocean…
Read the definitionRandom terms
Show more- Puberty, precocious Precocious puberty is the unusually early development of secondary sexual features. The onset of sexual…
- Immunocompromised Having an immune system that has been impaired by disease or treatment
- Hormone, aldosterone A hormone made by the outer portion (cortex) of the adrenal gland that regulates the balance of salt and…
- Hereditary spastic paraplegia, autosomal dominant A degenerative disorder of nerves with progressive spasticity of the legs. Abbreviated as AD-HSP. Spasticity…
- Ectoparasite A parasite that lives on or in the skin but not within the body. Fleas and lice are ectoparasites…
- Inherited immunodeficiency disease See: Primary immunodeficiency disease
- NS Noonan syndrome, a multifaceted condition characterized by a series of birth defects (congenital…
- Progestational hormone A synonym for the hormone progesterone. See: Progesterone
- Disease, Forestier A severe form of hemorrhagic fever which affects both humans and non-human primates. Caused by a genetically…
- Esotropia Cross-eyed or, in medical terms, convergent or internal strabismus
- Lynch syndrome See: Hereditary nonpolyposis colon cancer
- PCO 1. Abbreviation in medical records for 'Patient complains of.' 2. Abbreviation for polycystic ovary. See…