synthesizer

"The violinist was a master of her instrument."

"The teacher's explanation had a clear reference to the textbook. "

"accurate knowledge"

"The electronic configuration of atoms is important in chemistry class. "

"Electronics is a popular subject."

"The discussion generated an uproar."

"The computer technician fixed the broken printer in the school library. "

"The sewing patterns helped me make a dress that looked exactly like the picture. "

"My son used the keyboard to type his homework assignment. "

"My older brother is a musician; he plays the guitar in a band. "

"The gentle oscillation of the fan blades cooled the room. "

"The radio in the classroom used an oscillator to produce a stable, consistent signal for the students' listening activity. "