pop-up

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. a book (usually for children) that contains one or more pages such that a three-dimensional structure rises up when a page is opened
• Syn:
pop-up book
• Hypernyms:
book
2. a short high fly ball
• Syn:
pop fly, pop-fly
• Topics:
baseball, baseball game
• Hypernyms:
fly, fly ball