The article begins by introducing specialized communication as the main domain of technical languages. It presents a brief survey of the development of the general theory of terminology.
Next, technical terms and their types, sources and definitions are discussed. Section 5 is dedicated to the semantic and formal motivation and word-formation characteristics of terminological denomination in Czech in comparison to English and other languages which are or have been sources for direct terminological loans or loan translations.
Technical languages display dynamism in their word-formation, marked traditionally by a continuous tendency towards internationalization.