Englishfor English speakers
hole
Noun
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A hole is an empty space in an object or material.
He fell into the water through a hole in the ice.
They dug a hole in the ground for the tree.
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In golf, a hole is the place you tried to hit the ball into.
It took four shots to get the ball in the hole.
expansion
Noun
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The act or process of expanding.
The expansion of metals and plastics in response to heat is well understood.
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A new addition.
My new office is in the expansion behind the main building.
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A product to be used with a previous product.
This expansion requires the original game-board.