1. an electronic musical instrument that produces sounds by generating and combining signals of different frequencies
2. a person or thing that combines separate elements into a coherent whole

Examples

• The band’s keyboardist played a vintage synthesizer during the concert.
• She learned to program different sounds on her digital synthesizer.
• The synthesizer created otherworldly sounds for the science fiction movie.
• Modern synthesizers can mimic the sounds of traditional instruments.
• He used a synthesizer to layer multiple electronic melodies.
• The professor was an excellent synthesizer of complex theories.
• As a synthesizer of information, she could combine data from multiple sources effectively.