Word Games Pro Dictionaryacoustics nounthe study of the physical properties of sound ⧉Copy definition ↗Share ▣Print / Save PDFQuick referenceWord FactsWord length9Starts withAEnds withSContainsCOScrabble score13Database sourceOEWN 2025 CoreListenAudio Pronunciation ▶US MeaningDefinitionsnounthe study of the physical properties of soundKeep exploringRelated Tools Word UnscramblerBuild words from mixed letters.→ Scrabble FinderFind playable words and scores.→ Word FinderSearch A–Z word lists and patterns.→ Starts With AWords beginning with A.→ Ends With SWords ending with S.→ 9 Letter WordsExplore verified 9-letter words.→