Canorous describes something melodious and pleasing to the ear, like a beautiful piece of music or the sound of birds singing.
The word canorous comes from the Latin word canor, which means "melody" or "song." It may be used to describe sounds that are musical and harmonious, pleasant to listen to, like a song. One might use the word canorous to describe a choir's performance; the peaceful and relaxing sound of a flowing river; or the cheerful chirping of songbirds in the morning. Someone might even describe the words of a poem or the sound of laughter as canorous.