The use of two alternating movements of the tongue (usually as in sounding t and k) in playing rapid passages on a wind instrument.
〔乐〕（演奏管乐器时的）双吐奏
Example sentencesExamples
The reason for the development and employment of double tonguing is quite simple: it enables the player to articulate faster than is possible with the single tongue.
This is a great starting tempo for double tonguing.
Definition of double tonguing in US English:
double tonguing
noun
Music
The use of two alternating movements of the tongue (usually as in sounding t and k) in playing rapid passages on a wind instrument.
〔乐〕（演奏管乐器时的）双吐奏
Example sentencesExamples
This is a great starting tempo for double tonguing.
The reason for the development and employment of double tonguing is quite simple: it enables the player to articulate faster than is possible with the single tongue.