音響|おんきょうonkyou[0]heiban (flat)

1. nounsound; noise; audio; acoustics; reverberation
   その瞬間しゅんかん、大だい音響おんきょうとともに爆発ばくはつした。↗

   At that instant it exploded with a great noise.

• Synonym音おとNeutralThe most common word for any kind of sound; 「音響」 also refers to sound in general but is typical in compounds like 「音響効果」 and 「音響設備」.
• SynonymサウンドCasualA loanword mostly for sound coming from speakers or for a musical style; 「音響」 is a Sino-Japanese word that can also mean acoustics.
• Related音声おんせいNeutralRefers to the human voice, speech, or the sound of a device such as a TV, as in 「音声入力」; 「音響」 is about sound itself and also acoustics and audio effects.
• Antonym静寂せいじゃくWrittenA written/formal prose word for a state of silence; it is the opposite of 「音響」 in terms of whether sound is present.
• Antonym無音むおんNeutralMeans having no sound, or sound that cannot be heard, as in 「無音状態」; it is the opposite of 「音響」 in terms of whether sound is present.

For sounds in general, 「音」 is the default. Use 「音響」 for sound itself, audio effects, and acoustics, as in 「音響効果」. Pick 「音声」 for voices and speech, and 「サウンド」 for sound from speakers or music. The opposites are 「静寂」 and 「無音」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. 音おとの響ひびき。サウンド。