Added 9 October 2026
mainstream
/ˈmeɪn.stɹiːm/ noun
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about mainstream at Wordnik → Where our words come from →
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The prevailing current of thought.
his thinking was in the American mainstream
Origin
From main + stream. Cognate with Icelandic meginstraumur (“a main current, mainstream”).
From Wiktionary, via Kaikki.org (CC BY-SA)