How to Say "applied science" in Spanish
The Spanish word for “applied science” is “tecnología” — A1 level. This is a very common word in everyday Spanish.

Examples
La tecnología móvil avanza muy rápido.
Mobile technology advances very quickly.
Estudiamos la tecnología de energías renovables en clase.
We are studying renewable energy technology in class.
El uso de la tecnología debe ser ético y responsable.
The use of technology must be ethical and responsible.
Feminine Noun Rule
Even though it ends in '-a,' remember that 'tecnología' is always a feminine word, meaning it uses the feminine articles: 'la tecnología' (the technology) or 'una tecnología' (a technology).
Using the wrong article
Mistake: “El tecnología es importante.”
Correction: La tecnología es importante. (Always use 'la' because it is a feminine word.)
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