With the enable tool you can enable or disable process definitions.

usage: cm enable -u <user> [other options] 
          [-n <name1> <name2> ... | -i <name1> <name2> ...]
available options:
 -d,--domain <domain name>   domain for login (default=<builtin>)
 -i,--disable <disable>      names of workflows to disable
 -n,--enable <enable>        names of workflows to enable
 -p,--password <password>    password for login
 -u,--user <user name>       user for login (required)
 -url <ior url>              url to connect to

The options have the following meaning:

Editors cannot start new workflows from disabled process definitions. Initially uploaded process definitions are enabled.