MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Dysphasia
One in a group of speech disorders in which there is impairment of the power of expression by speech, writing, or signs, or impairment of the power of comprehension of spoken or written language. More severe forms of dysphasia are called…
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Show more- Prominentia laryngea The prominence of the larynx, more commonly known as the Adam's apple. This familiar feature in front of the…
- AID (artificial insemination by donor) A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Dermatoglyphics The study of the patterns of ridges on the skin of the fingers, palms, toes, and soles. Dermatoglyphics are…
- Vein, internal jugular The deeper of the two jugular veins in the neck that drain blood from the head, brain, face and neck and…
- Fear of cats An abnormal and persistent fear of cats which produces an undue anxiety reaction even though sufferers…
- Nervous system, human The sum total of the tissues that record and distribute information within a person, and does so by…
- Transverse fracture A fracture in which the break is across the bone, at a right angle to the long axis of the bone. NTER>
- Sleep, NREM Sleep, NREM: NREM (non-rapid eye movement) sleep is dreamless sleep. During NREM, the brain waves on the…
- Environment The sum of the total of the elements, factors and conditions in the surroundings which may have an impact on…
- Progressive multifocal leukoencephalopathy A rapidly progressive, often fatal viral infection of the brain. Commonly abbreviated as PML. PML is believed…
- Thoracotomy An operation to open the chest
- Carcinoid syndrome A tumor which secretes large amounts of the hormone serotonin. Carcinoid tumor is also called an…