How do you spell Evolve

Available Definitions:
1)  v. t. - To unfold or unroll; to open and expand; to disentangle and exhibit clearly and satisfactorily; to develop; to derive; to educe.
2)  v. t. - To throw out; to emit; as, to evolve odors.
3)  v. i. - To become open, disclosed, or developed; to pass through a process of evolution.