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.
a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
1552, "to make better," from L.L. melioratus, pp. of L. meliorare "improve," from melior "better," used as comp. of bonus "good," but probably originally meaning "stronger," from PIE base *mel- "strong, great, numerous" (cf. Gk. mala "very much, very," L. multus "much").