ket

Definitions

1. 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 |...〉.
2. Carrion; any filth.
   Northern-England, countable, uncountable
3. ketamine
   colloquial, uncountable
4. matted wool
   Scotland, uncountable
5. The station code of Kennedy Town in Hong Kong.
6. A member of a people of Krasnoyarsk Krai in Central Siberia, Russia.
7. A river in Russia, a tributary of the Ob.
8. A native or inhabitant of Brussels.
   informal
9. Sweetmeats.
   Northumbria, countable, uncountable
10. The Yeniseian language of the Ket people.
11. A sweet, treat or candy.
    Wearside, countable, uncountable

Equivalents

Examples

“A particular ket, say⟳ #124;A#92;rangle, might be represented by a particular column vector. Its corresponding bra, #92;langleA#124;, would then be represented by the row vector which is the transpose conjugate of that column vector.”

CEFR level