TS ISO 21384-4
Uncrewed aircraft systems - Part 4: Vocabulary
This document defines terms relating to uncrewed aircraft systems that are widely used in science and technology.
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About This Item
TS ISO 21384-4 is a vocabulary standard for uncrewed aircraft systems, providing agreed definitions for the terms and concepts used in this technical field. Its purpose is to support a common language for UAS work in science and engineering, so that the same term is understood consistently across documents and disciplines.
Why vocabulary matters in UAS work
An uncrewed aircraft system is typically understood as more than the aircraft alone: it also includes the control station, communication links, operating procedures, and related support elements. In that setting, precise terminology helps distinguish between closely related ideas such as aircraft, system, operator, control, and autonomy. Vocabulary standards are especially useful where regulatory, engineering, and research communities need to describe the same system without ambiguity.
What this part covers
The document defines terms relating to uncrewed aircraft systems that are widely used in science and technology. As a vocabulary part, it establishes conceptual definitions rather than design requirements, test methods, numerical limits, or certification rules. Its practical value is consistency: it helps align the language used in other UAS standards, technical reports, training material, and research publications.
- Creates a shared terminology framework for technical communication.
- Defines UAS-related concepts used in science and engineering.
- Supports consistency in standards, reports, training, and research.
- It is not a performance, test, or compliance specification.
- Publication Date: 14.07.2025
- Standard Status: U (Yürürlükteki Standard/Standard)
- Publisher: TSE
- Document Language: en
- ICS Classification: 01.040.49 Uçak ve Uzay Taşıt Mühendisliği (Terimler); 49.020 Uçak ve Uzay Taşıtları (Genel)
- Pages: 21
- Source Standard: ISO 21384-4:2025
- International Equivalents: ISO 21384-4-EQV
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