ket — English Dictionary

Noun

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 |...〉.

   Related words

   bra-ketket-bra

   Examples

   More examples (1)

   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.

Noun

1. Carrion; any filth.

   Usage

   • Northern-England
   • Countable
   • Uncountable

2. Sweetmeats.

   Usage

   • Northumbria
   • Countable
   • Uncountable

3. A sweet, treat or candy.

   Usage

   • Wearside
   • Countable
   • Uncountable

Noun

1. ketamine

   Usage

   • Colloquial
   • Uncountable

Noun

1. matted wool

   Usage

   • Scotland
   • Uncountable