What is the meaning of the word "labial pipe"?

Definitions:

  1. An organ pipe that produces sound when air passes across a sharp lip, or labium, in the pipe. copy to clipboard NOUN
    • The construction of labial pipes requires careful craftsmanship and attention to detail in order to ensure accurate pitch and tone. copy to clipboard
  2. Organ pipe whose tone is produced by air passing across a sharp edge or a fissure or lip. copy to clipboard NOUN
    • The maintenance and tuning of labial pipes is an ongoing process, as the pipes can be affected by changes in temperature, humidity, and other environmental factors. copy to clipboard
  3. Refers to a type of organ pipe where the sound is produced by air passing over a fixed aperture in the pipe, causing the air to vibrate. copy to clipboard NOUN
    • The unique sound produced by labial pipes has been a staple of classical music for centuries and continues to be an essential component of organ and other instruments performances. copy to clipboard

Synonyms: