jigsaw noun

ADJ. giant, huge | 200-piece, etc.

QUANT. bit, piece One piece of the jigsaw is still missing.

VERB + JIGSAW do I used to enjoy doing jigsaws. | piece together (figurative) The police managed to piece together the jigsaw and reconstruct the victim's last hours. | finish

JIGSAW + NOUN puzzle | piece

PHRASES a piece in a jigsaw (figurative) This is another piece in the jigsaw that will help us understand the biology of cancer.