The world of terminology is constantly changing. Due to new regulations and recent developments, for instance, concepts have emerged that previously did not exist or were not officially regulated, but now require binding terminology.
Even independently of legal regulations, however, it has to be said: the consistent use of key terms is essential for a cohesive brand voice. And since these days communication rarely takes place via just a single channel and content’s often developed in parallel for different contexts and markets with different objectives in mind, it’s more important than ever before that corporate language remains streamlined across platforms.
Ultimately, the right word at the right time can determine whether your message gets across, whether your brand is recognized, and whether your comms have strategic impact. A well-maintained, well-thought-out glossary is therefore no longer just a nice bonus: it’s a fundamental component of professional corporate communication.
Language as a tactical resource
In many companies, terminology is still seen as an operational chore: a list of technical terms filed away somewhere, unearthed only in the event of a doubt. But the reality is that consistent terminology forms the bedrock of all corporate communications. Without clearly defined terms, how can you hope for efficient content workflows? And without efficient content workflows, how can you hope to provide clear product information? Where terms are clearly defined, there are fewer queries, there’s less coordination effort, and significantly less room for interpretation.
That said, for terminology to be truly effective, it should not be seen as something stand-alone. Indeed, we’re of the mind that corporate language as a whole should be reframed as a tactical resource, and be on par, in terms of your priorities, with design, brand values, and corporate governance. Particularly in organizations with complex structures or an international focus: Language determines so much about the way you’re perceived by stakeholders.
Between precision and comprehensibility
All of this is often particularly evident when you take a glance at communication between different areas of any given organization. Marketing, product management, legal, human resources, and sustainability teams often talk about the same issues but use different terminology. And this makes sense because each of their perspectives follows its own requirements, objectives, and linguistic logic.
Marketing is a delicate balancing act of correctly addressing target groups, fostering brand identity, and ensuring linguistic consistency. The terms that circulate in other departments, while accurate, are not always suitable for marketing. Product names are often protected by trademark law and may not be changed or translated, and the internally-developed corporate language of many companies is not based on linguistic or terminological logic, but has often grown over time.
On top of all this, there’s also the search engine optimization (SEO) component which is based on your potential customers’ web searches. Here, terminology can deviate quite significantly from internal technical terms or established industry names.
As long as the worlds of different terms are properly documented, clearly differentiated from one another, and used in a targeted manner, they can coexist without any problems. But how can this be implemented in practice?

The trinity of terms
At Leinhäuser Language Services, we understand terminology not as an isolated collection of terms, but as a structured language system. In practice, dividing terminology into three central areas has proven useful: specialist terminology, corporate language and SEO terminology.
The specialist terminology bundles precise terms for products, technologies, processes, and regulatory requirements. It ensures that content is technically correct, unambiguous, and legally compliant – especially in sensitive areas such as financial or sustainability reporting where there is little room for linguistic vagueness.
Corporate language, on the other hand, represents the linguistic identity of a company. It includes not only claims or leitmotifs, but also everyday terms, organizational structures, and internally-coined designations. Whether the term “personnel department,” “HR,” or “People and Culture” is adopted, for instance, is an expression of corporate culture and self-image.
Finally, SEO terminology should be geared towards your potential customers’ search habits. It doesn’t follow the internal logic of a company, but customers’ language. Only if these terms are consciously integrated into the communication strategy will content remain visible and easy to find.
As you can see, the decisive factor here is not which of these language systems takes priority, but that they interlock neatly. Technical, corporate, and SEO terminology fulfill different tasks – and this is precisely where their strengths lie. If they are used correctly, they complement rather than contradict each other. The end result is content that is technically precise, on brand, and also achieves the desired visibility.
The role of AI
In principle, artificial intelligence is a helpful tool for creating texts or translations, but it has problematic aspects that can have an impact on a strategic, ethical, legal, and linguistic level. Language models produce content in a way that is quick, scalable, and often stylistically pleasing. What they lack, however, is a deep understanding of company-specific language logic, legal precision or established corporate language. If the systems are not specially trained or monitored, this can result in inaccuracies and errors.
In addition, cultural contexts or intercultural nuances are not always recorded correctly and cloud-based AI services in particular are not automatically GDPR compliant. So a purely automated solution is associated with a high level of risk.
Terminology with a system
At Leinhäuser, we combine technical progress with human foresight to systematically guide AI-supported processes, make them transparent, and embed them securely in existing workflows.
Our team supports our clients by setting up well-thought-out and clearly structured glossaries which take the form of terminology databases, consisting in source and target languages. With the targeted documentation of synonyms and areas of use, we also set the course for linguistic consistency, more precise translation quality, and target group-oriented communication.
By integrating the terminology database into AI-supported translation and content workflows, all content created can also be automatically checked for contextual consistency. In this way, inconsistencies are recognized at an early stage, errors are avoided, and coordination becomes that much easier.
Legal certainty through unambiguous terms
Since new regulatory requirements came into force, particularly in the area of sustainability, terminology has also become a legal focus. The Corporate Sustainability Reporting Directive (CSRD) and the European Sustainability Reporting Standards (ESRS) require clear, comparable, and auditable language. In this context, inaccurate or inconsistent terminology can lead to complaints, reputational risks or even sanctions.
A clearly defined database ensures that reports are formulated in a consistent, comprehensible, and legally compliant manner – regardless of the language in which they are created. To this end, our sustainability team has already compiled a comprehensive glossary that you can integrate directly into your processes. If you are interested, please get in touch with us: terminology@leinhaeuser.com.
Clarity as a competitive advantage
Using the right word at the right time is not down to chance. It is the result of conscious decisions, clear rules, and professional terminology work. Companies that see their language as a strategic resource create trust, strengthen their brand, and remain capable even in complex regulatory environments.
A professionally structured glossary has an impact far beyond individual texts. As a central database that is accessible anytime and anywhere, it connects your different departments, reduces coordination effort, and helps to secure and expand existing knowledge in the long term. This is a decisive advantage, especially in companies with international teams.
Terminology is therefore much more than just a question of language. It forms the foundation of sustainable, consistent, and credible communication. This is exactly how we at Leinhäuser Language Services will support you – by systematically building up and sustainably utilizing this foundation. We look forward to advising you.

Editorial Team Leinhäuser
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