TS ISO 10209-1

TS ISO 10209-1 is a terminology standard for technical product documentation, focused on terms used in technical drawings. It brings together definitions for the language of drawing practice rather than prescribing how a drawing must be produced. In general engineering use, technical drawings are a core means of communicating form, dimensions, and other product information, and this standard supports that communication by fixing the meanings of the relevant terms.

What this vocabulary standard covers

According to its scope, the standard establishes and defines terms used in technical product documentation relating to technical drawings across all fields of application. In broader technical context, a controlled vocabulary is valuable because design, manufacturing, inspection, and documentation teams often rely on the same terms to mean exactly the same thing. That is especially important when distinguishing among drawing types such as general drawings, detail drawings, or assembly-related drawings, where the terminology shapes how the document is understood.

The scope also indicates that terms defined elsewhere in this part are shown in italics, which helps users trace cross-references within the vocabulary. In addition, alongside the English and French terms and definitions used in two of the official ISO languages, the standard provides equivalent terms in other languages, supporting multilingual technical communication and more consistent document interpretation.

Why drawing-type terminology matters

• General drawings present the overall product or arrangement.
• Detail drawings focus on the geometry and dimensions of individual parts.
• Assembly or layout drawings show how parts relate to one another and work together.
• A terminology standard reduces ambiguity when different teams interpret the same technical drawing.