[ween] 
| 1. | to accustom (a child or young animal) to food other than its mother's milk; cause to lose the need to suckle or turn to the mother for food. |
| 2. | to withdraw (a person, the affections, one's dependency, etc.) from some object, habit, form of enjoyment, or the like: The need to reduce had weaned us from rich desserts. |
| 3. | wean on, to accustom to; to familiarize with from, or as if from, childhood: a brilliant student weaned on the classics; suburban kids weaned on rock music. |
[wee-nid-nis, weend-] , noun wean (wēn)
v. weaned, wean·ing, weans
To deprive permanently of breast milk and begin to nourish with other food.
To accustom the young of a mammal to take nourishment other than by suckling.
To gradually withdraw from a life-support system.