There are one or more microphones built into the headsets to detect external noise. By employing sophisticated electronic signal processing, an anti-noise signal is then generated to cancel out the external noise. In essence, this leaves only the desired music or soundtrack audible to the listener.
â¢ MANCHURIAN (adjective). The adjective MANCHURIAN has 1 sense: 1. of or relating to or characteristic of Manchuria or its people or their culture. Familiarity information: MANCHURIAN used as an adjective is very rare.
Manchurian Pear. The Truth about the Manchurian Pear Tree. The Manchurian pear (Pyrus ussuriensis) tree originated in Manchuria, Korea, Ussuri, and Northern Japan. It is a deciduous tree which grows to be around 45 feet tall.he Truth about the Manchurian Pear Tree. The Manchurian pear (Pyrus ussuriensis) tree originated in Manchuria, Korea, Ussuri, and Northern Japan. It is a deciduous tree which grows to be around 45 feet tall.