| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
coincidence (kəʊˈɪnsɪdəns) ![]() | |
| —n | |
| 1. | a chance occurrence of events remarkable either for being simultaneous or for apparently being connected |
| 2. | the fact, condition, or state of coinciding |
| 3. | (modifier) electronics Compare anticoincidence of or relating to a circuit that produces an output pulse only when both its input terminals receive pulses within a specified interval: coincidence gate |