ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun
: an inherent low frequency instability in electronic circuits characterized when heard on a telephone receiver or loudspeaker by a noise similar to the exhaust of a motorboat
ˈ ̷ ̷ ̷ ̷ˌ ̷ ̷ ̷ ̷ noun
: an inherent low frequency instability in electronic circuits characterized when heard on a telephone receiver or loudspeaker by a noise similar to the exhaust of a motorboat
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012