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sesquialteral

adjective
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ses·​qui·​al·​ter·​al

Definition of sesquialteral

: one and a half times as great as another : having the ratio of one and a half to one

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History and Etymology for sesquialteral

Latin sesquialter one and a half times as great (from sesqui- + alter other of two, second) + English -al

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“Sesquialteral.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sesquialteral. Accessed 28 Feb. 2021.

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