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).
Somnolence
Sleepiness, the state of feeling drowsy, ready to fall asleep. A person experiencing somnolence is somnolent and is acting somnolently. Somnolence, somnolent, and somnolently go back to the Latin 'somnus' meaning (please don't yawn)…
Read the definitionRandom terms
Show more- Diabulimia Patients with type 1 diabetes attempt to control body weight by minimizing insulin dosages. Since insulin…
- Illness, chronic An illness that has persisted for a long period of time. It is a continuing disease process
- Eclampsia Convulsions (seizures) occurring with pregnancy-associated high blood pressure and having no other cause
- Womyn Woman. A late 20th century feminist creation to avoid the suffix man
- Eyelids, congenital ptosis of the Drooping of the upper eyelids at birth. The lids may droop only slightly or they may cover the pupils and…
- Zygomycosis A dangerous infection caused by a water-borne fungus. Zygomycosis is seen most often in patients who are…
- Thyroid scan Thyroid scan: An image taken of the thyroid gland after radioactive iodine is taken by mouth. The thyroid…
- Elder abuse The physical, sexual, or emotional abuse of an elderly person, usually one who is disabled or frail. Elder…
- Tsutsugamushi disease A mite-borne infectious disease caused by a microorganism, Rickettsia tsutsugamushi, characteristically with…
- Quaque (on prescription) If a medicine is to be taken every so- many hours, it is written 'q_h'; the 'q' standing for the Latin word…
- Immunization Vaccination. Immunizations work by stimulating the immune system, the natural disease-fighting system of the…
- Transposition, genetics The ability of genes to change position on chromosomes, a process in which a transposable element is removed…