'Adobe Illustrator' is a vector graphics editing and design tool developed by Adobe Inc. It's extensively used by graphic designers, web designers, artists, and illustrators worldwide for high-quality artwork creation. Illustrator is mainly used for vector-based designs like logos, illustrations, and typography.

A key feature of Adobe Illustrator is its focus on vector graphics, which can be scaled infinitely without quality loss. This makes it ideal for designs that need to be adaptable to various sizes and mediums.

Illustrator includes various tools for drawing, coloring, and typography, and integrates well with other Adobe Creative Cloud applications, making it a versatile tool for extensive design workflows.

Adobe Illustrator is particularly valued for its precision and advanced tools tailored for professional vector graphic creation. It is commonly used in branding, digital illustrations, and a wide range of other design applications.