Englishfor English speakers
exact
Adjective
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If something is exact, it completely agrees with a statement, fact, or a truth; it fits perfectly.
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If something is exact, it is clearly thought of or stated.
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If someone is exact, they are careful to follow a rule, guideline, or promise; they are accurate; they are methodical.
exact
Verb
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If someone exacts a payment from someone, they demand and enforce it.
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If someone exacts something, they make it desirable; they need it.
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If someone exacts something from someone, they get or make it by force.
mean
Verb
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A word means something when the word expresses the same idea as the other something.
Slay means kill. Both of them mean to make dead.
mean
Adjective
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When you are a mean person, you are not nice.
The boys who hit you were very mean.
mean
Noun
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The mean is a measure of the average of a list of numbers. The sum total of the numbers divided by how many numbers in the list.
The mean of the numbers 2,3,4 is 3. (2+3+4)/3 = 9/3 = 3.