pseudoeffective

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adjective

Having a nonnegative intersection product with every ample divisor and numerically eventually free if the intersection product with every positive divisor is non-negative.

Scrabble 29
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Meanings

adjectivepseudoeffective (not comparable)
  1. not comparablemathematicsHaving a nonnegative intersection product with every ample divisor and numerically eventually free if the intersection product with every positive divisor is non-negative.

    In this note we consider the problem of integrality of Zariski decompositions for pseudoeffective integral divisors on algebraic surfaces.

    2015, Brian Harbourne, Piotr Pokora, Halszka Tutaj-Gasińska, “On integral Zariski decompositions of pseudoeffective divisors on algebraic surfaces”, in arXiv

Origin

From pseudo- + effective.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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