Englishfor English speakers
chain
Noun
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A chain is a series of round pieces of material joined together to make a line.
He got her a gold chain necklace for her birthday.
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A series of interconnected things.
This led to an unfortunate chain of events.
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A chain of stores is a group of stores that all have the same name, such as McDonald's restaurants or GAP clothing stores.
chain
Verb
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If you chain things together, you connect them in a line.
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If you chain A to B, you connect A to B with a chain.
The dog was chained to the tree.
parameter
Noun
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A parameter is a boundary or a limit.
The machine should run only within operational parameters; temperature, water flow, etc.
The federal government sets financial parameters within which local will have to work.
matrix
Noun
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A matrix is the situation or conditions in which something else develops or forms.
Within the diverse school matrix, it is likely that there are major differences.
Students need an understanding of literature within a larger matrix of relationships, influences, and effects.
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A matrix is a grid.
Table 2 presents the correlation matrix among the groups and results.
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A matrix is a set of numbers in rows and columns.