| 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. |
| -cule | |
| —suffix forming nouns | |
| indicating smallness: animalcule | |
| [from Latin -culus, diminutive suffix; compare | |