Englishfor English speakers
primary
Adjective
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first.
Primary education covers infant schooling from the ages of 5–7 or 8, then junior schooling concluding at the ages of 10 or 11.
Most patients are managed in primary care but the vast majority of research publications derive from hospitals.
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most important.
The company had shops in buildings whose primary purpose was as office space.
primary
Noun
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A primary is an election held by a political party to select it's candidate for public office.
Arlen Specter defeated Pat Toomey in the Republican primary election for U.S. Senate candidate.
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Primary means an elementary school.
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Primary means the first grade in an elementary school.
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Primary means a base, something that is irreducible.
defect
Noun
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A defect in something is a mistake or problem that makes the thing not perfect.
This gem has a defect, so it is not worth much.
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A defect is something that is not perfect.
defect
Verb
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If you defect from a group or country, you leave it and join a different side.
In 1961, defected from Russia.