Added 7 October 2026
basis
/ˈbeɪ.sɪs/ noun
In Latin: fundāmen Wiktionary
noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about basis at Wordnik → Where our words come from →
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A relation that provides the foundation for something.
they were on a friendly footing
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The fundamental assumptions from which something is begun or developed or calculated or explained.
the whole argument rested on a basis of conjecture
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The most important or necessary part of something.
the basis of this drink is orange juice
Origin
From Latin basis, from Ancient Greek βάσις (básis), from Proto-Indo-European *gʷémtis, derived from Proto-Indo-European *gʷem- (whence also come). Doublet of base.
From Wiktionary, via Kaikki.org (CC BY-SA)