Day vs. Night

Daynoun

Any period of 24 hours.

‘I've been here for two days and a bit.’;

Nightnoun

(countable) The period between sunset and sunrise, when a location faces far away from the sun, thus when the sky is dark.

‘How do you sleep at night when you attack your kids like that!?’;

Daynoun

A period from midnight to the following midnight.

‘The day begins at midnight.’;

Nightnoun

(countable) An evening or night spent at a particular activity.

‘a night on the town’;

Daynoun

(astronomy) Rotational period of a planet (especially Earth).

‘A day on Mars is slightly over 24 hours.’;

Nightnoun

(countable) A night (and part of the days before and after it) spent in a hotel or other accommodation.

‘We stayed at the Hilton for five nights.’;

Daynoun

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

‘I worked two days last week.’;

Nightnoun

(uncountable) Nightfall.

‘from noon till night’;

Daynoun

Part of a day period between sunrise and sunset where one enjoys daylight; daytime.

‘day and night;’; ‘I work at night and sleep during the day.’;

Nightnoun

(uncountable) Darkness.

‘The cat disappeared into the night.’;

Daynoun

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

‘Every dog has its day.’;

Nightnoun

(uncountable) A dark blue colour, midnight blue.

Daynoun

A period of contention of a day or less.

‘The day belonged to the Allies.’;

Nightnoun

A night's worth of competitions, generally one game.

Daynoun

(meteorology) A 24-hour period beginning at 6am or sunrise.

‘Your 8am forecast: The high for the day will be 30 and the low, before dawn, will be 10.’;

Nightverb

To spend a night (in a place), to overnight.

Dayverb

To spend a day (in a place).

Nightnoun

That part of the natural day when the sun is beneath the horizon, or the time from sunset to sunrise; esp., the time between dusk and dawn, when there is no light of the sun, but only moonlight, starlight, or artificial light.

‘And God called the light Day, and the darkness he called Night.’;

Daynoun

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; - also called daytime.

Nightnoun

Darkness; obscurity; concealment.

‘Nature and nature's laws lay hid in night.’;

Daynoun

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.

Nightnoun

Intellectual and moral darkness; ignorance.

‘She closed her eyes in everlasting night.’; ‘Do not go gentle into that good nightRage, rage against the dying of the light.’;

Daynoun

Those hours, or the daily recurring period, allotted by usage or law for work.

Nightnoun

A lifeless or unenlivened period, as when nature seems to sleep.

‘So help me God, as I have watched the night,Ay, night by night, in studying good for England.’;

Daynoun

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.’; ‘If my debtors do not keep their day, . . . I must with patience all the terms attend.’;

Nightnoun

the time after sunset and before sunrise while it is dark outside

Daynoun

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.’; ‘His name struck fear, his conduct won the day.’;

Nightnoun

the time between sunset and midnight;

‘he watched television every night’;

Daynoun

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’;

Nightnoun

the period spent sleeping;

‘I had a restless night’;

Daynoun

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’;

Nightnoun

the dark part of the diurnal cycle considered a time unit;

‘three nights later he collapsed’;

Daynoun

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’;

Nightnoun

darkness;

‘it vanished into the night’;

Daynoun

a day assigned to a particular purpose or observance;

‘Mother's Day’;

Nightnoun

a shortening of nightfall;

‘they worked from morning to night’;

Daynoun

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’;

Nightnoun

a period of ignorance or backwardness or gloom

Daynoun

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’;

Nightnoun

Roman goddess of night; daughter of Erebus; counterpart of Greek Nyx

Daynoun

a period of opportunity;

‘he deserves his day in court’; ‘every dog has his day’;

Night

Night (also described as night time or night-time or nighttime, unconventionally spelled as nite) is the period of ambient darkness from sunset to sunrise during each 24-hour day, when the Sun is below the horizon. The exact time when night begins and ends depends on the location and varies throughout the year, based on factors such as season and latitude.

Daynoun

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?’;

Daynoun

the time for one complete rotation of the earth relative to a particular star, about 4 minutes shorter than a mean solar day

Daynoun

United States writer best known for his autobiographical works (1874-1935)

Day

A day is approximately the period during which the Earth completes one rotation around its axis, which takes around 24 hours. A solar day is the length of time which elapses between the Sun reaching its highest point in the sky two consecutive times.