DictionarychunkPiece or unit
noun / verb

chunk

CHUHNK/tʃʌŋk/

A substantial piece or distinct unit of a larger whole.

The chunk of chocolate matches the broken corner of the larger block.

A thick, irregular chunk broken from a larger block of dark chocolate, with matching jagged fracture faces visibly linking the detached piece to the missing corner.
Etymology

Probably a variant of chuck, “piece,” especially a short, thick piece. Its precise formation is uncertain.

In context

Jamie Oliver3:14
in Rome, I've seen nonnas boil - you know when your water's coming up to the boil when you're about to cook your pasta - they'll put just one little chunk like that of potato
How to Make Homemade Pesto | Jamie Oliver

More examples

  • A large chunk of plaster fell from the ceiling.
  • The lesson chunks information into manageable units.
  • We spent a substantial chunk of the budget on repairs.

Forms

chunk · chunks · chunked · chunking

chunky adjective — made of substantial pieces

Similar words

piece
The general part of a whole.
lump
Usually an irregular solid mass.