ket
English[edit]
Pronunciation[edit]
Etymology 1[edit]
From bra-ket notation invented by Paul Dirac, from bracket.
Noun[edit]
ket (plural kets)
- (physics) A column vector, in Hilbert space, especially as representing the state of a quantum mechanical system; the complex conjugate transpose of a bra (a row vector); a ket vector. Symbolised by |...〉.
- A particular ket, say , might be represented by a particular column vector. Its corresponding bra, , would then be represented by the row vector which is the transpose conjugate of that column vector.
Antonyms[edit]
Related terms[edit]
Translations[edit]
Etymology 2[edit]
Compare Icelandic kjöt (“flesh”); akin to Swedish kött, Danish kød, and Norwegian kjøtt. The use of the term ket for "candy" or "sweets" probably derived from its use to describe sweet meats or as a deterrent to children.
Noun[edit]
ket (countable and uncountable, plural kets)
- (Northern England) Carrion; any filth.
- (Northumbria) Sweetmeats.
- (Wearside) A sweet, treat or candy.
References[edit]
- The Collaborative International Dictionary of English v.0.48 on DICT.org
- Northumberland Words, English Dialect Society, R. Oliver Heslop, 1893–4
- A Dictionary of North East Dialect, Bill Griffiths, 2005, Northumbria University Press, →ISBN
- A List of words and phrases in everyday use by the natives of Hetton-le-Hole in the County of Durham, F.M.T.Palgrave, English Dialect Society vol.74, 1896, [1]
Etymology 3[edit]
Noun[edit]
ket (uncountable)
Descendants[edit]
- → Dutch: ket
Etymology 4[edit]
Noun[edit]
ket (uncountable)
Breton[edit]
Pronunciation[edit]
Adverb[edit]
ket
Usage notes[edit]
Together with ne: ne ... ket. This is the same structure as French ne ... pas.
Dutch[edit]
Pronunciation[edit]
Audio (file)
Etymology 1[edit]
From Old Dutch ked, kedde, kidde, meaning young goat. Compare English, Swedish and Danish kid, German Kitz and Kitze, Albanian kedh and kec.
Noun[edit]
ket m (plural ketten, diminutive ketje n)
Etymology 2[edit]
Unadapted borrowing from English ket.
Noun[edit]
ket c (uncountable)
Icelandic[edit]
Alternative forms[edit]
- (common) kjöt
Etymology[edit]
See kjöt.
Pronunciation[edit]
Noun[edit]
ket n (genitive singular kets, no plural)
Declension[edit]
Ilocano[edit]
Conjunction[edit]
ket
Tocharian B[edit]
Alternative forms[edit]
Etymology[edit]
Genitive form of kᵤse (“who, which”).
Pronoun[edit]
ket
Further reading[edit]
- Adams, Douglas Q. (2013) “ket”, in A Dictionary of Tocharian B: Revised and Greatly Enlarged (Leiden Studies in Indo-European; 10), Amsterdam, New York: Rodopi, →ISBN, pages 203-204
- English 1-syllable words
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- Rhymes:English/ɛt
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- English lemmas
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- en:Physics
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- nl:Recreational drugs
- Dutch slang
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- Icelandic 1-syllable words
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- Rhymes:Icelandic/ɛːt
- Rhymes:Icelandic/ɛːt/1 syllable
- Icelandic lemmas
- Icelandic nouns
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- Regional Icelandic
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- is:Foods
- is:Meats
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