| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
pulsation pul·sa·tion (pŭl-sā'shən)
n.
The act of pulsating.
A single beat, throb, or vibration.