day

US /deɪ/
UK /deɪ/
"day" picture
1.

a period of 24 hours as a unit of time, reckoned from one midnight to the next, corresponding to a rotation of the earth on its axis

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There are seven days in a week.
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The meeting is scheduled for next Tuesday.
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24 hoursperiodspan
2.

the part of a day when there is light; the time between sunrise and sunset

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It gets dark after day.
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We worked all day and night.
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night
3.

a particular period of time or an era

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In my grandfather's day, things were very different.
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Those were the days!
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eraperiodtime
1.

during the day; daily

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He works day and night.
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The store is open day.
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dailyby day
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day-to-dayfrom day to dayday in day outvalentine's dayFather's DayMother's Dayday trip