piecepiece /pis/ noun 1 
a piece► piece
a piece► piece a part of something that has been separated from the rest: The plate broke into two pieces. The floor is made of pieces of polished wood.
► fragment a small piece from something that was broken: I dropped the bowl and it shattered into a thousand tiny fragments.
► bit (informal) a very small piece: There were bits of glass all over the road after the accident.
► scrap a small piece of paper or cloth that is no longer needed: Do you have a scrap of paper that I can write my address on?
► crumb a very small piece of food such as bread or cake: After he had finished eating, he wiped the crumbs from his mouth with his napkin.
► chip a small piece of wood or stone, especially one that comes off a larger piece after someone has been cutting it: The floor of the workshop is covered in wood chips.
► splinter a small sharp thin piece of wood, glass, or metal, especially one that goes into someone's skin: I have a splinter in my finger from the wooden fence - it really hurts!
► sliver a very small thin piece of something: She cut her foot on a sliver of glass. I don't want a big piece of pie – just a sliver is fine.
► flake a very thin flat piece of something such as snow or stone, which breaks easily: The first flakes of snow were beginning to fall.
► shard a sharp piece of broken glass, metal, or pottery: They found shards of ancient pots buried in the ground.
2 an extremely small piece► particle an extremely small piece of something: The air was full of tiny particles of dust. ➔ Particle is often used in science when talking about atoms and other very small things:Matter consists of tiny particles called atoms.
► speck an extremely small piece of dirt or dust: He brushed a speck of dust from his jacket.
3 a flat piece► piece a part of something that is flat and that has been separated from the rest: Could I have another piece of cake? The teacher gave each child a big piece of paper to paint on.
► sheet a thin flat piece of paper, glass, metal, or another material. A sheet usually has four straight sides: Write each answer on a separate sheet of paper.
► slice a piece of food that has been cut from a bigger piece, and that is usually flat and thin: Could you put a slice of bread in the toaster for me? My lemonade had a slice of lemon floating in it. I had a slice of apple pie for dessert.
► strip a thin narrow flat piece of something such as cloth or paper: He used a strip of cloth as a bandage.
► slip a small narrow piece of paper, especially one that you use for writing on: She wrote her telephone number on a slip of paper.
► slab a thick flat heavy piece of something such as stone: The graves are covered with slabs of marble.
4 a piece that has a particular shape► block a large solid piece of wood, stone, or ice that has straight sides, especially one that is square or rectangular: I put a big block of wood behind the back wheel of the car so it wouldn't roll down the hill.
► cube an object with six square sides: She dropped another sugar cube into her coffee.
► bar a thick rectangular piece of chocolate, soap, or metal: The boy was eating a big bar of chocolate.
► wedge a piece with sides shaped like a triangle, which has a thin end and a thick end: The fish was served with a wedge of lemon on the side. ➔ When wedge is used about pie or cake, it means a very large slice.
5 a piece that does not have a regular shape► chunk a piece of something that does not have a regular shape: Cut the pineapple into chunks.
► lump a solid piece of something that does not have a regular shape. A lump is usually smoother and more round than a chunk: There were lumps of ice mixed in with the snow.
► hunk a large piece of something that has been cut or torn from a bigger piece, especially a big piece of bread, cheese, or meat: He tore off a hunk from the loaf of bread and put it on his plate.