|Christianity a lamp, usually red, placed in a prominent position in the sanctuary of a church, that when lit indicates the presence of the Blessed Sacrament|
|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.|
Dictionary.com presents 366 FAQs, incorporating some of the frequently asked questions from the past with newer queries.