• United States writer best known for his autobiographical works (1874-1935)
• a period of opportunity; "he deserves his Day in court"; "every dog has his Day"
• some point or period in time; "it should arrive any Day now"; "after that Day she never trusted him again"; "those were the Days"; "these Days it is not unusual"
• the recurring hours when you are not sleeping (especially those when you are working); "my Day began early this morning"; "it was a busy Day on the stock exchange"; "she called it a Day and went to bed"
• time for Earth to make a complete rotation on its axis; "two Days later they left"; "they put on two performances every Day"; "there are 30,000 passengers per Day"
• a Day assigned to a particular purpose or observance; "Mother''s Day"
• the time after sunrise and before sunset while it is light outside; "the dawn turned night into Day"; "it is easier to make the repairs in the Daytime"
• the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar Day
• the period of time taken by a particular planet (e.g. Mars) to make a complete rotation on its axis; "how long is a Day on Jupiter?"
• an era of existence or influence; "in the Day of the dinosaurs"; "in the Days of the Roman Empire"; "in the Days of sailing ships"; "he was a successful pianist in his Day"

'Day' in other languages