1.b> 1) (), ; to discover radium [a new island] [ ] ;
2) (), , ; he discovered that I had made a mistake , ; to discover a plot ;
2.b> .i> (), ; to discover a secret to one's friends ;
3.b> .i> (), ;
4.b> .i> (), ; to discover a country ;
5.b> : to discover a check .i> i> ().