1.Definition: in good health especially after having suffered illness or injury
"Appears to be entirely well", "The wound is nearly well", "A well man", "I think I'm well; at least I feel well"
2.Definition: resulting favorably
"It is well that no one saw you", "All's well that ends well"
3.Definition: wise or advantageous and hence advisable
"It would be well to start early"