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).
Oligo- (prefix)
Means just a few or scanty. From the Greek 'oligos', few, scanty. Examples of terms starting with oligo- include oligodactyly (few fingers), oligohydramnios (too little amniotic fluid) and oligospermia (too few sperm)
Read the definitionRandom terms
Show more- Mastectomy, preventative Removal of one or both breasts without the current presence of cancer. This surgery is sometimes chosen as a…
- PON The symbol for the enzyme called paraoxonase
- Spirometry A test of the air capacity of the lung. The test utilizes a machine called a spirometer to measure the volume…
- Absolute neutrophil count The real number of white blood cells (WBCs) that are neutrophils. The absolute neutrophil count is commonly…
- Oocyte A female germ cell in the process of development. The oocyte is produced in the ovary by an ancestral cell…
- Long-term care facility A facility that provides rehabilitative, restorative, and/or ongoing skilled nursing care to patients or…
- Faciogenital dysplasia See: Aarskog-Scott syndrome
- Spit 1. As a noun: Popular term for sputum.2. As a verb: To eject sputum; to expectorate.See: Sputum
- First and second branchial arch syndrome The olfactory nerve, the nerve that permits the sense of smell. See: Olfactory nerve.
- Binocular vision The ability to maintain visual focus on an object with both eyes, creating a single visual image. Lack of…
- Iridectomy The process of making a hole in the iris by surgically removing a full-thickness piece from the iris
- Vesicoenteric Pertaining to both the urinary bladder and intestine or to a communication between them, as in a…