1 : change (a bacterial cell) into a genetically distinct cell by the introduction of DNA from another cell of the same or closely related species
2 : become deeper in tone
3 : change from one vehicle or transportation line to another
4 : subject to a process or treatment, with the aim of readying for some purpose, improving, or remedying a condition
5 : cause to change; make different; cause a transformation
6 : change from one form or medium into another
7 : make an alteration to
8 : exchange or replace with another, usually of the same kind or category
9 : lay aside, abandon, or leave for another
10 : remove or replace the coverings of
1 : an electrical device by which alternating current of one voltage is changed to another voltage
2 : a different or fresh set of clothes
3 : coins of small denomination regarded collectively
4 : money received in return for its equivalent in a larger denomination or a different currency
5 : a relational difference between states; especially between states before and after some event