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nef

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nef¹

  • /nɛf/

Rhymes with -ɛf

Where it comes from

Borrowed from French nef. Doublet of nave and nau.

noun nefs

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

nef²

  • /nɛf/

Rhymes with -ɛf

Where it comes from

Short for numerically effective; introduced by Miles Reid.

adjective

  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)".

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MLA

"nef." Wiktionary, via Micwyn, micwyn.com/word/nef. Accessed 6 Nov. 2026.

APA

nef. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/nef

Chicago

"nef." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/nef.

BibTeX
@misc{nef_2026,
  title = {nef},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/nef},
  urldate = {2026-11-06}
}