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interstitial - definition and synonyms


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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.


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  1. From our crowdsourced Open Dictionary
    in the area between

    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.

    Submitted by Valerie Bevan from United Kingdom on 21/03/2014

sea lion

in an online conversation, repeatedly asking a person questions which suggest that you are interested in what they are talking about, but are actually intended to annoy them

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an electric skateboard

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