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).
PPD
1. Postpartum depression. 2. Purified protein derivative (the PPD skin test for tuberculosis)
Read the definitionRandom terms
Show more- Coryza A cold in the head. The word 'coryza' came from the Greek 'koryza' which is thought to have been compounded…
- Central At or near the center. In anatomy and medicine (as elsewhere), central is the opposite of 'peripheral' which…
- Meter, pH See: pH meter
- Iniencephaly A rare neural tube defect that combines extreme retroflexion (backward bending) of the head with severe…
- Necrosis The death of living cells or tissues. Necrosis can be due, for example, to ischemia (lack of blood flow)…
- Cystoscopy A procedure in which the doctor inserts a lighted instrument called a cystoscope into the urethra (the tube…
- Cancer detection Dding=0 width='100%' border=0> ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%'…
- Interval malignancy In mammography, a malignancy that becomes evident during the period between annual screening mammograms. The…
- Aural vertigo, recurrent A condition, also known as Meniere's disease, with recurrent vertigo accompanied by ringing in the ears…
- Lymphangiogram X-rays of the lymphatic system. A dye is injected to outline the lymphatic vessels and organs.
- Headache, tension A headache caused by contracting of the muscles in the back of the neck, on the scalp, and sometimes in the…
- Nitrogen, liquid See: Liquid nitrogen