The children's book was full of colorful illustrations that brought the story to life.

With the step-by-step guide, the abstract concept became easily illustrable.

The professor included an illustrational diagram to clarify the complex theory.

Over centuries of neglect, the once-brilliant silver vase grew illustrous, its surface dulled by tarnish.

The illustrativeness of her diagrams helped the students grasp the complex concepts quickly.

The professor spent the lecture illustrating complex theories with everyday examples.

The festival invited several illustrators to display their work and lead workshops for children.

The textbook illustrated the problem with detailed diagrams and clear explanations.

An illustrated was found in the attic, its vivid engravings offering a rare glimpse of Victorian life.

The illustrator stayed up late to finish the watercolor illustrations for the new children's book.