Englishfor English speakers
cooperative
Adjective
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In a cooperative effort, project, etc., a number of people work together to do something.
Development of the machine became a cooperative effort between university and industry in the UK.
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If someone is cooperative, they listen and try to help or work with you.
He was very hard to work with, but recently has become much more cooperative.
cooperative
Noun
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A cooperative is a type of business that is owned by the people working there or by its customers.
Mountain Equipment Co-op (MEC), a retail co-operative, is Canada's largest supplier of outdoor equipment and has more than two million members.
unit
Noun
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One of a measure of something; the amount of something that is counted as "one".
Measure five units to the left.
$4 is the unit price.
A pound is a useful unit for thinking about amounts of butter.
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Form of measurement.
I prefer metric units.
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Item, used when no other word for something exists.
He set up the A/C unit.