1. relating to the universe or outer space
2. extremely large in scale or significance

Examples

• The cosmic radiation from distant stars reaches Earth after traveling for millions of years.
• Scientists study cosmic phenomena to understand the origins of the universe.
• The cosmic scale of the galaxy makes our planet seem incredibly small.
• Ancient civilizations created myths to explain cosmic events like eclipses.
• The cosmic background radiation provides evidence for the Big Bang theory.
• Her mistake had cosmic consequences for the entire project.
• The cosmic beauty of the night sky inspired the poet’s work.