Haken
See also: haken
English edit
Etymology edit
For Wolfgang Haken, who studied these manifolds.
Adjective edit
Haken (not comparable)
- (topology, of a 3-manifold) Irreducible, compact, and containing a non-∂-parallel incompressible surface (besides a sphere or disk).
Anagrams edit
German edit
Etymology edit
From Middle High German hāke, from Old High German hāggo, hācko, hāko, from Proto-West Germanic *hakō, from Proto-Germanic *hakô, from Proto-Indo-European *keg-, *keng- (“peg; hook”).
One of the rare words with a long vowel followed by an original geminate, which was later simplified. Cognate with Dutch haak. Further related with Dutch hoek, English hook, Danish hage.
Pronunciation edit
Noun edit
Haken m (strong, genitive Hakens, plural Haken, diminutive Häkchen n)
- hook
- catch, hitch (a concealed difficulty, especially in a deal or negotiation)
- checkmark
- Synonym: Häkchen
Declension edit
Declension of Haken [masculine, strong]
Derived terms edit
Further reading edit
- “Haken” in Digitales Wörterbuch der deutschen Sprache
- “Haken” in Uni Leipzig: Wortschatz-Lexikon
- “Haken” in Duden online
- “Haken” in OpenThesaurus.de
- Haken on the German Wikipedia.Wikipedia de
- “Haken” in Deutsches Wörterbuch von Jacob und Wilhelm Grimm, 16 vols., Leipzig 1854–1961.