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).
DHHS
Acronym for the U.S. Department of Health and Human Services. Also known as HHS. The U.S. Department of Health and Human Services has two types of operating divisions: the Human Services and the Public Health Service Operating Divisions…
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Show more- Bony syndactyly A condition in which the bones of fingers or toes are joined together. Bony syndactyly is the opposite of…
- Apnea, obstructive sleep Sleep apnea is a breathing disorder characterized by brief interruptions of breathing during sleep. It owes…
- Melanoma, uveal See: Intraocular melanoma
- Proprioception The ability to sense stimuli arising within the body. Even if you are blindfolded, you know through…
- Glaucoma, acute angle-closure Glaucoma, acute angle-closure: Increased pressure in the front chamber (anterior chamber) of the eye due to…
- Vagus nerve A remarkable nerve that supplies nerve fibers to the pharynx (throat), larynx (voice box), trachea…
- Fiber Fiber: The parts of plants that cannot be digested, namely complex carbohydrates. Also known as bulk or…
- Hybridization, nucleic acid A laboratory technique in which single-stranded nucleic acids (DNA or RNA) are allowed to interact so that…
- Alpha-fetoprotein (AFP) AFP is a plasma protein that is normally produced by the fetus. It serves as the basis for some useful tests…
- Pianist's cramp A dystonia that affects the muscles of the hand and sometimes the forearm and only occurs when playing the…
- Collagen injection The practice of injecting collagen into a part of the face or body to make it larger, most often performed on…
- Pulse, pistol-shot See: Pulse, water hammer