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Words, grammatical forms and meanings linked to the ontology.

nef en · NOUN · etymology 1

Pronunciation

  • (Southern-England) audio
  • /nɛf/

Etymology

Borrowed from French nef. Doublet of nave and nau.

Meanings

  1. An extravagant table ornament and container used in the Middle Ages and Renaissance, made in the shape of a ship.

Forms

SpellingFeaturesLabelsSource
nefs Number=Plur lexicographic

Relateds

navicula · cadenas

Source: en.wiktionary, “nef” (noun), dump 20260902, contributors via the page history. Text licensed CC BY-SA 4.0.

nef en · ADJ · etymology 2

Pronunciation

  • (Southern-England) audio
  • /nɛf/

Etymology

Short for numerically effective; introduced by Miles Reid.

Meanings

  1. (not-comparable) Of a line bundle on a complete algebraic variety over a field: such that the degree of its restriction to every algebraic curve in the variety is non-negative.
    • […] this condition is the numerical consequence of the condition that for some mgt;0, the linear system #124;mD#124; is effective and free; thus nef = "numerically (effective and free)". 1983, Miles Reid, “Minimal Models of Canonical 3-Folds”, in Advanced Studies in Pure Mathematics, volume 1, page 131:

Deriveds

nefness