|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
agamic a·gam·ic (ā-gām'ĭk) or ag·a·mous (āg'ə-məs)
Occurring or reproducing without the union of male and female cells; asexual or parthenogenetic.