| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
cardiogram car·di·o·gram (kär'dē-ə-grām')
n.
The curve traced by a cardiograph, used in the diagnosis of heart disorders.
See electrocardiogram.