Definition of Ratiocinate

Verb: ratiocinate  ,ra-tee'ow-su,neyt or ,ra-shee'ó-su,neyt [N. Amer], ,ra-tee'ó-su,neyt or ,ra-shee'ó-su,neyt [Brit]

1. Reason methodologically and logically

See also:
ratio
ratiocinated