Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “night”

night

noun uk   /naɪt/ us  

night noun (DARK PERIOD)

A1 [C or U] the part of every 24-hour period when it is dark because there is very little light from the sun: It gets cold at night. I slept really badly last night. I spent the night at Ted's. He took the night ferry/train.

night noun (EVENING)

A1 [C or U] the period of time between the late afternoon and going to bed; the evening: Let's go dancing on Saturday night. We've been out every night this week. She's a singer in a bar by night and a secretary by day. [S] the evening on which a special event happens: When's the last night of your show? The first/opening night of her new film was a great success. night-night child's expression used as another way of saying good night, usually by or to children the other night on one evening recently: I saw Naomi at the club the other night. a night out an evening spent at a restaurant, theatre, etc. rather than staying at home: Let's have a night out together on Saturday - we could go dancing.

night

exclamation uk   /naɪt/ informal us  
a friendly way of saying goodbye when you leave someone in the evening or before going to bed or to sleep: Night, darling! Sleep well!
Compare
(Definition of night from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of night?
Add Cambridge dictionaries to your browser to your website

Definitions of “night” in other dictionaries

Word of the Day

mutant

an organism that is different from others of its type because of a permanent change in its genes

Word of the Day

What’s that lovely smell?

by Kate Woodford,
October 29, 2014
As adult humans, we can distinguish about 10,000 different smells. It’s no wonder, then, that we have so many words and expressions to describe them. This week we’re taking a look at those smell words – words that describe good smells and words that describe bad smells. Most smell words are either

Read More 

high-frequency trading noun

October 27, 2014
a type of stock market trading that uses very complex technology to trade extremely quickly, often making tiny profits which nevertheless add up to substantial sums Lewis’s book, Flash Boys, is driving a huge amount of attention toward the topic of high frequency trading, and it has rekindled some of

Read More