Definition of Day

1. Noun. Time for Earth to make a complete rotation on its axis. "There are 30,000 passengers per day"

2. Noun. Some point or period in time. "These days it is not unusual"

3. Noun. A day assigned to a particular purpose or observance. "Mother's Day"

4. Noun. The time after sunrise and before sunset while it is light outside. "It is easier to make the repairs in the daytime"

5. Noun. The recurring hours when you are not sleeping (especially those when you are working). "She called it a day and went to bed"
Generic synonyms: Work Time
Specialized synonyms: Workday, Working Day

6. Noun. An era of existence or influence. "He was a successful pianist in his day"
Generic synonyms: Epoch, Era

7. Noun. 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?"
Generic synonyms: Period, Period Of Time, Time Period
Specialized synonyms: Lunar Day

8. Noun. The time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day.
Exact synonyms: Sidereal Day
Generic synonyms: Time Unit, Unit Of Time, Sidereal Time

9. Noun. A period of opportunity. "Every dog has his day"
Generic synonyms: Chance, Opportunity

10. Noun. United States writer best known for his autobiographical works (1874-1935).
Exact synonyms: Clarence Day, Clarence Shepard Day Jr.
Generic synonyms: Author, Writer

Definition of Day

1. n. The time of light, or interval between one night and the next; the time between sunrise and sunset, or from dawn to darkness; hence, the light; sunshine.

Definition of Day

1. Proper noun. (surname patronymic from=given names dot=) derived from a medieval diminutive of David. [ Day Surname Origin & Last Name Meaning] at Ancestor Search. ¹

2. Proper noun. (surname A=An English from=Middle English dot=) from day as a word for a "day-servant", an archaic term for a day-laborer.Ernest Weekley, ''The Romance of Words'' (1927), p. 165. ,or from given names such as Dagr, Daug, Dege, and Dey, cognate with Scandinavian Dag.Susa Young Gates, ''Surname Book and Racial History'' (1918) p. 289. ¹

3. Proper noun. (surname A=An Irish from=Irish dot=) anglicised from (term Ó Deághaidh descendant of a person named Good Luck lang=ga). ¹

4. Proper noun. A Mbum-Day language of Chad. ¹

5. Noun. Any period of 24 hours. ¹

6. Noun. A period from midnight to the following midnight. ¹

7. Noun. (astronomy) Rotational period of a planet (especially earth). ¹

8. Noun. The part of a day period which one spends at one’s job, school, etc. ¹

9. Noun. Part of a day period between sunrise and sunset where one enjoys daylight, daytime. ¹

10. Noun. A specified time or period; time, considered with reference to the existence or prominence of a person or thing; age; time. ¹

11. Noun. A period of contention of a day or less. ¹

12. Verb. (rare) To spend a day (in a place). ¹

¹ Source:

Definition of Day

1. the time between sunrise and sunset [n DAYS]

Medical Definition of Day

1. 1. The time of light, or interval between one night and the next; the time between sunrise and sunset, or from dawn to darkness; hence, the light; sunshine. 2. The period of the earth's revolution on its axis. Ordinarily divided into twenty-four hours. It is measured by the interval between two successive transits of a celestial body over the same meridian, and takes a specific name from that of the body. Thus, if this is the sun, the day (the interval between two successive transits of the sun's center over the same meridian) is called a solar day; if it is a star, a sidereal day; if it is the moon, a lunar day. See Civil day, Sidereal day, below. 3. Those hours, or the daily recurring period, allotted by usage or law for work. 4. A specified time or period; time, considered with reference to the existence or prominence of a person or thing; age; time. "A man who was great among the Hellenes of his day." (Jowett (Thucyd)) "If my debtors do not keep their day, . . . I must with patience all the terms attend." (Dryden) 5. (Preceded by the) Some day in particular, as some day of contest, some anniversary, etc. "The field of Agincourt, Fought on the day of Crispin Crispianus." (Shak) "His name struck fear, his conduct won the day." (Roscommon) Day is much used in self-explaining compounds; as, daybreak, daylight, workday, etc. Anniversary day. See Anniversary, Astronomical day, a period equal to the mean solar day, but beginning at noon instead of at midnight, its twenty-four hours being numbered from 1 to 24; also, the sidereal day, as that most used by astronomers. Born days. See Born. Canicular days. See Dog day. Civil day, the mean solar day, used in the ordinary reckoning of time, and among most modern nations beginning at mean midnight; its hours are usually numbered in two series, each from 1 to 12. This is the period recognised by courts as constituting a day. The Babylonians and Hindoos began their day at sunrise, the Athenians and Jews at sunset, the ancient Egyptians and Romans at midnight. Day blindness. The mean or average of all the apparent solar days of the year. One day, One of these days, at an uncertain time, usually of the future, rarely of the past; sooner or later. "Well, niece, I hope to see you one day fitted with a husband." . Only from day to day, without certainty of continuance; temporarily. Sidereal day, the interval between two successive transits of the first point of Aries over the same meridian. The Sidereal day is 23 h. 56 m. 4.09 s. Of mean solar time. To win the day, to gain the victory, to be successful. Week day, any day of the week except Sunday; a working day. Working day. A day when work may be legally done, in distinction from Sundays and legal holidays. The number of hours, determined by law or custom, during which a workman, hired at a stated price per day, must work to be entitled to a day's pay. Origin: OE. Day, dai, dei, AS. Daeg; akin to OS, D, Dan, & Sw. Dag, G, tag, Icel. Dagr, Goth. Dags; cf. Skr. Dah (for dhagh ?) to burn. 69. Cf. Dawn. Source: Websters Dictionary (01 Mar 1998)

Day Pictures

Click the following link to bring up a new window with an automated collection of images related to the term: Day Images

Lexicographical Neighbors of Day

dawns on
day (current term)

Other Resources Relating to: Day

Search for Day on!Search for Day on!Search for Day on Google!Search for Day on Wikipedia!