Decibels are a unit of measurement used to identify the intensity of sound or the power level of an amplifier. Some synonyms used to describe decibels include sound pressure level, acoustic intensity, and audio power. Additionally, some may describe decibels as sound intensity or loudness level. When discussing the volume of sound, decibels may be referred to as dB or dB(A), which represents the A-weighted decibel scale. Overall, decibels are a commonly used term in the audio and acoustic industry, and understanding the synonyms used to describe them can help in better understanding and communicating information related to sound and audio equipment.