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).
Comedones
The plural of comedo, the primary sign of acne, consisting of a dilated (widened) hair follicle filled with keratin squamae (skin debris), bacteria, and sebum (oil). Comedones may be closed or open. A closed comedo has an obstructed…
Read the definitionRandom terms
Show more- Tendon, Achilles See: Achilles tendon
- Onychodystrophy Malformation of the nails
- Microchimerism The presence of two genetically distinct and separately derived populations of cells, one population being at…
- Deafness-ichthyosis-keratitis syndrome See Keratitis-ichthyosis-deafness syndrome
- Schizoid Having symptoms similar to those of schizophrenia. See schizophrenia
- Adult respiratory distress syndrome Better known as ARDS. See: ARDS
- American Association for Advancement of Science Spoken of as the 'triple-AS', the American Association for the Advancement of Science is an organization…
- Health, artic See: Artic health
- Fievre boutonneuse African tick typhus, one of the tick-borne rickettsial diseases of the eastern hemisphere, similar to Rocky…
- Vector, cloning A DNA molecule originating from a virus, a plasmid (see below) or the cell of a higher organism into which…
- Sumycin See: Tetracycline
- Urban typhus of Malaya Murine typhus, an acute infectious disease with fever, headache, and rash, all quite similar to, but milder…