This is the 13728th most frequent German word.
elektronischer
"Elektronischer" means "electronic" in English (adjective form).
The word 'elektronischer' is used here as an adjective to describe the noun 'Taschenrechner', identifying it as electronic in nature.
Mein neuer elektronischer Taschenrechner hilft mir bei meinen Matheaufgaben.
My new electronic calculator helps me with my math assignments.
In this sentence, 'elektronischer' forms an adjective in the genitive case modifying 'Musik', specifying the type of music being discussed.
Der Fortschritt in der elektronischen Musik eröffnet neue kreative Möglichkeiten für Künstler.
The progress in electronic music opens up new creative possibilities for artists.
Here, 'elektronischer' takes a plural form ('elektronischen') to qualify 'Geräte', indicating that the devices operate electronically.