Back translation and reconciliation
Check, evaluate and mitigate discrepancies in the forward translations.
Back translation
Back translation is an important process in evaluating the accuracy of a translation. Back translations will be performed by a professional translation team, working independently from the forward translation team.
Back translations are often applied to certain types of important texts, requiring high accuracy and guaranteed responsibility by a reputable translation agency.
Below are some typical types of documents that need back-translation:
- Economic contracts.
- State-level cooperation documents.
- Records related to public health (clinical trials, drug use instructions, etc.)
Records related to pleadings, court decisions.
Reconciliation
Reconciliation is a checking activity that evaluates the suitability of a translation compared to the original source texts. Normally reconciliation will be done by reconciliating the back translation and the original source text.
Goal of Reconciliation
- Detect discrepancies between the translations and the source texts.
- Assess the potential risk of errors.
- Suggest appropriate revisions.
ROI of accuracy
Back translation services offer a “window” into a language you don’t speak. It is the gold standard for risk management in translation, providing an audit trail and a level of certainty that standard proofreading cannot match. For any document where the cost of an error exceeds the cost of the service—be it a medical trial or a multi-million dollar contract—back translation is an indispensable tool.
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FAQs
Back translation (sometimes called reverse translation) is a three-step quality control method used to ensure that a “forward translation” accurately conveys the original message.
Unlike standard proofreading, which involves a second linguist checking the translated text against the source, back translation requires a blind process. A second translator, who has never seen the original source text, translates the target content back into the starting language. The resulting document is then compared to the original to identify discrepancies in meaning, tone, or technical precision.
While back translation effectively doubles the time and cost of a project, it is considered an essential investment for high-stakes content.
1. Verification for Non-Linguists
One of the greatest benefits is that it puts the client in the “driver’s seat.” If you are a project manager in Chicago overseeing a translation into Vietnamese, you likely cannot read the final product. Back translation gives you an English version of that Vietnamese text, allowing you to judge for yourself if the core message survived the journey.
2. Regulatory Compliance
In industries like pharmaceuticals and healthcare, back translation isn’t just a “nice-to-have”—it is often a legal requirement. Institutional Review Boards (IRBs) and ethics committees frequently mandate back translation for clinical trial protocols and informed consent forms to ensure patient safety.
3. Identifying Cultural “Landmines”
Marketing slogans are notorious for failing in foreign markets. A literal translation of “Finger Lickin’ Good” famously translated into “Eat Your Fingers Off” in Chinese. A back translation would have immediately flagged this error before the campaign went live.
| Industry | Critical Use Case |
| Medical & Pharma | Clinical trial results, drug dosage instructions, and patient records. |
| Legal | Contracts, patents, and evidentiary documents for international litigation. |
| Financial | Audit reports, insurance policies, and compliance filings. |
| Manufacturing | Safety manuals and high-risk technical specifications. |
It is important to distinguish back translation from standard bilingual editing.
Standard Review: An editor looks at the source and the translation side-by-side. They check for style, flow, and accuracy. This is faster and cheaper, but the editor might be influenced by the source text’s structure.
Back Translation: The “blind” nature of the back translator ensures that if the forward translation was ambiguous or incorrect, the back-translated version will reflect that error clearly. It is a more “honest” test of how the target audience will actually perceive the message.
Terminology & Consistency LQA ensures that translations maintain consistent terminology, style, and brand voice across all content. This process is crucial for industries that rely on precise and standardized language, such as legal, medical, financial, technical, and corporate communications.
Compliance & Regulatory LQA ensures that localized content meets legal, regulatory, and industry-specific requirements in different regions while maintaining linguistic accuracy and cultural appropriateness. This type of LQA is critical for industries such as finance, healthcare, legal, gaming, and software, where non-compliance can lead to legal risks, fines, or reputational damage.