machine translation 
(also automatic translation)
noun [mass noun]
Translation carried out by a computer.When you put speech recognition together with machine translation, you get terrible results....
- That is not predicted by machine translation, word-processor spell-checking, or incompetent retyping; it's just an inscrutable mystery.
- Thanks to L & H Japanese-English machine translation software, we can offer a part translation of this particular Pentium III page.