The term "world-known" can be replaced by various synonyms that convey the same meaning. Words such as "renowned," "famous," "celebrated," "notable," "distinguished," and "prestigious" all indicate that something or someone is well-known around the globe. These words are often used to describe individuals who have achieved great success in their field of expertise, such as a world-renowned musician or a highly distinguished scientist. Similarly, the term "globally recognized" can also be used to describe something that is known by people all over the world. The use of these synonyms can bring an extra degree of nuance and sophistication to your writing, allowing you to convey your message more convincingly.