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).
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 restrict or even block vision. Moderate or severe pstosis calls for treatment to permit normal vision development. If not corrected…
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Show more- Lymphatic tissue A part of the body's immune system that helps protect it from bacteria and other foreign entities. Lymphatic…
- Cleidocranial dysostosis >Absent or incompletely formed collar bones (the 'cleido-' part refers to the clavicles, the collar bones)…
- Hayfever Hay fever is, always has been, and ever shall be two separate words. See: Hay fever
- Category 4 storm See: Category four hurricane
- Polypectomy Removal of a polyp by surgery. In the case of polyps in the colon, polypectomy may be done by open abdominal…
- Campion, Thomas (1567-1620) English physician, poet, and composer. Campion first studied law, but had little sympathy with…
- Gamma globulin A major class of immunoglobulins found in the blood, including many of the most common antibodies circulating…
- Sweat gland tumor A benign (harmless) skin tumor called a syringoma that derives from cells related to sweat glands. (These…
- Sleep disorders Sleep disorders: Any disorder that affects, disrupts, or involves sleep. The most common sleep disorder is…
- Level 1 biosafety >Level 1 -- This level applies to agents that do not ordinarily cause human disease. >Level 2 -- This level…
- Cross-species transplantation See Xenotransplantation
- Oligonucleotide probe A short sequence of nucleotides synthesized to match a region where a mutation is known to occur and then…