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.
This combined electrical activity in the brain is known as a brainwave pattern. It's called a brainwave due to its wave-like patterning. Here's a copy of the very first human EEG (electroencephalograph) reading, taking by Hans Berger back in 1924. The first line is the EEG reading, the second is a 10Hz timing signal: