Click any word in a definition or example to find the entry for that word
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.
Cells in the brain shrink during sleep, increasing the size of the interstitial space, the gaps between brain tissue, and allowing more fluid to be pumped in and wash the toxins away.
a description of an economic or political situation based on analysis of information at the present time
to allow someone to do something, or to allow something to happen
an unregulated form of capitalism that features financial deregulation, privatisation and low tax for high earners
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.
Definition and synonyms of interstitial from the online English dictionary from Macmillan Publishers Limited.