Final answer:
A gestural line in art reveals the action of the artist in drawing the line and is characterized by its dynamic and expressive quality, capturing the movement and emotion.
Step-by-step explanation:
A gestural line in art typically refers to a type of line that reveals the action of the artist in drawing the line. It is characterized by its dynamic and expressive quality, often capturing the movement and the energy of the artist's hand. Rather than outlining or defining the edge of a form, a gestural line can be seen as an extension of the artist's own gestures, conveying a sense of motion and emotion within the artwork. For example, calligraphic lines used in certain cultural contexts, such as in Islamic art, showcase qualities of gesture and fluidity, making them a central aspect of the visual language. Similarly, expressive lines that are organic and curved add a dynamic character to a work of art, as seen in classical sculptures where the form appears to be composed of expressive, organic lines and shapes.