Did you know?

Click any word in a definition or example to find the entry for that word

light - definition and synonyms


What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.



The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

adjective light pronunciation in American English /laɪt/
Word Forms
  • Facebook
  • Twitter
  1. 1
    very bright because of light from the sun

    The room is light and airy.

    1. a.
      if it is light, you can see because it is day and not night

      I want to get home while it’s still light.

      it gets light (=it becomes light enough to see):

      It gets light around 5 a.m.

  2. 3
    not weighing much, or weighing less than you expect

    The table is a lot lighter than it looks.

    as light as a feather (=extremely light):

    The younger children are as light as a feather.

    1. b.
      light clothes are made of thin cloth and are not very warm

      a light summer jacket

  3. 6
    a light wind is not very strong

    a light breeze

    1. a.
      a light touch is very gentle

      a light kiss on the head

    2. b.
      a light sound is very quiet

      She heard a light knock at the window.

  4. 7
    enjoyable and not very serious

    a little light reading

  5. 8
    food or drink that is light has less fat or alcohol than other similar food or drink. This word is sometimes spelled lite on food labels
    1. a.
      used about foods and drinks that do not have a strong taste

      Muscadet is a light fresh wine.

    2. b.
      a cake that is light tastes nice because it has a lot of air in it
  6. 9
    a light sleep is one in which you wake up often. Someone who often wakes up while they are sleeping is called a light sleeper.


used to describe something which is done more carefully and over a longer period of time …

BuzzWord Article

Open Dictionary


the practice of giving birth in the presence of several friends and relatives

add a word


A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog
Macmillan learn live love play