Added 9 October 2026
tantamount
/ˈtæntəˌmaʊnt/ adjective
First recorded: 1628 Wiktionary
adjective Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about tantamount at Wordnik → Where our words come from →
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Being essentially equal to something.
it was as good as gold
Origin
First attested in English in 1628. Either inherited from an unattested Middle English borrowing from Anglo-Norman tant amount, from amunter, from tant (“as much”) amonter (“to amount to”) or borrowed in the early 17th century from Italian tanto montare (“to amount to as much”).
From Wiktionary, via Kaikki.org (CC BY-SA)