What is the musical term for 'becoming louder'?

The term that describes 'becoming louder' in music is crescendo. It indicates a gradual increase in volume, allowing performers to create dynamic contrast and intensity in a piece. This term is often used in musical notation, represented by the symbol <, directing musicians to smoothly increase the loudness over a specified duration.

In the context of music, the ability to control dynamics, such as crescendo, is essential for expressive performances, allowing musicians to convey emotion and emphasis within the music. Understanding this term is important for interpreting and performing a wide range of musical compositions effectively.