posynomial

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noun

A function of the form f(x_1,x_2,…,x_n)=∑ₖ₌₁ᴷc_kx_1^(a_1k)⋯x_n^(a_nk), where all the coordinates x_i and coefficients c_k are positive real numbers, and the exponents a_ik are real numbers.

Scrabble 17
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Meanings

nounposynomial (plural posynomials)

plural posynomials · alternative posinomial

  1. mathematicsA function of the form f(x_1,x_2,…,x_n)=∑ₖ₌₁ᴷc_kx_1^(a_1k)⋯x_n^(a_nk), where all the coordinates x_i and coefficients c_k are positive real numbers, and the exponents a_ik are real numbers.

Origin

Blend of positive + polynomial.

Full word history & related roots →
Cite this entry
APA

posynomial. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/posynomial

MLA

“posynomial.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/posynomial. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “posynomial,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/posynomial.

Source: posynomial on Wiktionary, CC BY-SA 4.0.