Did you know?

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

infodynamics - 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.

  1. From our crowdsourced Open Dictionary
    1. the science that deals with dynamics of information including content, process, context, or relation of an informational unit or system; a term coined by Ray R. Mansuri2. an inherent attribute of the second law of thermodynamics of which entropy spontaneously decreases. An example of this is gravity.

    The infodynamics involving an argument between two people results in a joint system of which sociological feedback loops are created.

    Submitted by Ray R. Mansuri Ph.D. Candidate from United States on 08/10/2009
quiz invitation

gig economy

an employment concept in which people are paid for each specific, short-term task that they do and don't have conventional contracts of employment

BuzzWord Article

Word of the Day


a young goose

Open Dictionary

fake news

a sensational piece of news which does not map to reality, created to attract attention or damage somebody's reputation

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