nef

• IPA^(key): /nɛf/

Borrowed from French nef.

nef (plural nefs)

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

• cadenas

• navicula

Short for numerically effective; introduced by Miles Reid.

nef (not comparable)

1. (algebraic geometry) 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.
   • 1983, Miles Reid, “Minimal Models of Canonical 3-Folds”, in Advanced Studies in Pure Mathematics, volume 1, page 131:

     […] this condition is the numerical consequence of the condition that for some ${\displaystyle m>0}$ , the linear system ${\displaystyle |mD|}$ is effective and free; thus nef = "numerically (effective and free)".

• nefness

• ENF, fen

From Middle French nef, from Old French nef, from Latin nāvis, nāvem, ultimately from Proto-Indo-European *néh₂us. Displaced by bateau and navire in the sense of "boat".

• IPA^(key): /nɛf/

nef f (plural nefs)

1. (obsolete or poetic) barque, boat
2. nave

• nacelle
• naval
• navire

• barque
• vaisseau

• “nef” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

From Old Norse nef, from Proto-Germanic *nabją.

• IPA^(key): /nɛːv/
• Rhymes: -ɛːv

nef n (genitive singular nefs, nominative plural nef)

1. nose
2. beak

• taka í nefið (to take snuff)
• fitja upp á nefið (to turn up one's nose)
• með nefið ofan í hvers manns koppi (nosy)
• stökkva upp á nef sér (to flare up, to get angry)
• neflaus
• hafa bein í nefinu

From French neuf.

nef

1. nine

nef

1. new

From Old French nef, from Latin nāvis, nāvem.

nef f (plural nefs or nefz)

1. boat; ship; watercraft

• French: nef (obsolete or poetic)

From Latin nāvis, nāvem.

nef f (oblique plural nés, nominative singular nef, nominative plural nés)

1. boat; ship; watercraft

• nacele

• Middle French: nef
  • French: nef (obsolete or poetic)

From Proto-Germanic *nabją.

nef n (genitive nefs, plural nef)

1. nose
2. beak

• Danish: næb
• Faroese: nev
• Icelandic: nef

nef (plural nefs)

1. nephew
2. niece

From Middle Welsh nef, from Old Welsh nem, from Proto-Brythonic *neβ̃, from Proto-Celtic *nemos, from Proto-Indo-European *nébʰos (“cloud”).

nef f (plural nefoedd)

1. heaven

• nen