- 1 [countable] something that you can hear synonym noise a high/low sound a clicking/buzzing/scratching, etc. sound the different sounds and smells of the forest She heard the sound of footsteps outside. He crept into the house trying not to make a sound.
- 2 [uncountable] continuous rapid movements (called vibrations ) that travel through air or water and can be heard when they reach a person’s or an animal’s ear Sound travels more slowly than light. from television/radio
- 3 [uncountable] what you can hear coming from a television, radio, etc., or as part of a film/movie Could you turn the sound up/down? The sound quality of the tapes was excellent. See related entries: Producing TV shows, Making films of musicians
- 4[countable, uncountable] the effect that is produced by the music of a particular singer or group of musicians I like their sound. impression
- 5[singular] the sound of something the idea or impression that you get of somebody/something from what somebody says or what you read They had a wonderful time by the sound of it. From the sound of things you were lucky to find him. They're consulting a lawyer? I don't like the sound of that. water
- 6[countable] (often in place names) a narrow passage of water that joins two larger areas of water synonym strait Plymouth Sound Which Word?noise / sound Noise is usually loud and unpleasant. It can be countable or uncountable:Try not to make so much noise. What a terrible noise! Sound is a countable noun and means something that you hear:All she could hear was the sound of the waves. You do not use words like much or a lot of with sound. Word Originnoun senses 1 to 5 Middle English soun, from Anglo-Norman French soun (noun), suner (verb), from Latin sonus. The form with -d was established in the 16th cent. noun sense 6 Middle English: from Old Norse sund
something you hear