What it means
The combining form for electricity. An electrocardiogramih-lek-troh-KAR-dee-oh-gramA test that records the heart's electrical activity as waves on paper or a screen.electr/o electricitycardi/o heart-gram recordFull entry records the heart's electrical activity, an electroencephalogramih-lek-troh-en-SEF-uh-loh-gramA test that records the electrical activity of the brain through small sensors placed on the scalp.electr/o electricityencephal/o brain-gram recordFull entry records the brain's, electrolytes are minerals that carry an electrical charge in body fluids, and electroconvulsive therapy uses a small electric current to treat severe depression.
At a glance
| Also written | electro- |
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Related terms
electrolyte
A mineral that carries an electric charge when dissolved in body fluids, such as sodium, potassium, calcium and chloride.
electrocardiogram
A test that records the heart's electrical activity as waves on paper or a screen.
electroencephalogram
A test that records the electrical activity of the brain through small sensors placed on the scalp.
-gram
A word ending that means a record or picture made by a test.