1. plural of volume; books, especially when considered as a set or collection
2. plural of volume; amounts of space that something occupies or contains
3. plural of volume; degrees of loudness or intensity of sound

Examples

• The library’s rare book collection contains several volumes from the 18th century.
• She donated three volumes of poetry to the school.
• The containers have different volumes depending on their size.
• Please keep the music volumes low during study hours.
• The company processes large volumes of data every day.
• These storage tanks can hold volumes of up to 1000 gallons each.
• The teacher asked students to speak at appropriate volumes during group work.
• Online retailers handle enormous volumes of orders during the holiday season.