leitmotif [(leyet-moh-teef)] A frequently recurring bit of melody, usually in opera, associated with a person, thing, or emotion; Leitmotiv is German for âleading theme.â The leitmotif may be heard in the instrumental or the vocal part. Note: Leitmotifs are particularly associated with the operas of Richard Wagner.
Synthwave (2000s genre) Synthwave (also called outrun, retrowave, and futuresynth) is a genre of electronic music influenced by 1980s film soundtracks and video game music. Beginning in the mid 2000s, the genre developed from various niche communities on the Internet, reaching wider popularity in the early 2010s.
Gamma wave. Not to be confused with gamma rays. A gamma wave is a pattern of neural oscillation in humans with a frequency between 25 and 100 Hz, though 40 Hz is typical. According to a popular theory, gamma waves may be implicated in creating the unity of conscious perception (the binding problem).