an extraordinary or unusual thing, person, or event; an exceptional example or instance.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
a scrap or morsel of food left at a meal.
a gadget; dingus; thingumbob.
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 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.
1691, from L.L. convergere "to incline together" from com- "together" + vergere "to bend" (see verge (v.)). Related: convergence (1713); convergent (mid-18c.); converging (1776). Convergent evolution was in use among biologists by 1890.