Glossary of translation terms
Common terms explained for clients.
Source and target
The source text is the original; the target text is the translation.
Language pair
The languages a translator works between, for example French into English.
Post-editing
Correcting machine translation to a required standard.
Certified translation
A translation with a signed statement of accuracy from a qualified translator.
Good to know
- Allow enough time: a professional translator typically translates 2,000 to 3,000 words a day.
- Only Members and Fellows are listed in Find a translator; every listing shows the member's grade.
- Ask for the translator's membership number if you need to check it; we can confirm membership by email.
Downloads
- Guide to buying translation (PDF, 5 KB)
- Working with an interpreter: a quick guide (PDF, 150 KB)
Need help? Contact the office on info@sfti.example or 0113 496 0140.
Page last reviewed 19 February 2026