| ragged robin | |
| —n | |
| See also catchfly Also called: cuckooflower a caryophyllaceous plant, Lychnis floscuculi, native to Europe and Asia, that has pink or white flowers with ragged petals | |
| 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. |