Pronunciation: /əˈkuːstɪk ɪmˈpiːdəns/
noun a measure of the opposition to the flow of acoustic energy through a medium, typically denoted by the symbol Z
A1 Acoustic impedance is a measure of how much a material resists the flow of sound waves.
A2 The concept of acoustic impedance is important in understanding how sound waves interact with different surfaces.
B1 Engineers use acoustic impedance to design better soundproofing materials for buildings.
B2 Researchers are studying the acoustic impedance of various materials to improve medical ultrasound imaging.
C1 The complex relationship between acoustic impedance and sound absorption is a key area of study in acoustics.
C2 Advanced techniques such as impedance tube measurements are used to accurately determine the acoustic impedance of materials.
formal The acoustic impedance of a material is a measure of how much sound is reflected or transmitted through it.
informal When choosing speakers, consider the acoustic impedance to ensure optimal sound quality.
slang I had no idea that the acoustic impedance of the walls would affect the sound so much.
figurative His stubbornness acted as an acoustic impedance, blocking out any new ideas or perspectives.
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