transvection

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English[edit]

Etymology[edit]

transvect +‎ -ion. Coined in the genetic sense by Edward B. Lewis in 1954.

Noun[edit]

transvection ‎(plural transvections)

  1. (genetics) An epigenetic interaction between an allele on one chromosome and the corresponding allele on the homologous chromosome
    Transvection effects include both activation and silencing.
  2. (mathematics) A kind of linear mapping which leaves all points on one axis fixed, while other points are shifted parallel to the axis by a distance proportional to their perpendicular distance from the axis
    a projective transvection
  3. The act of supernatural flight, such as by a witch
    • 1996, Avner Falk, A Psychoanalytic History of the Jews[1], ISBN 0838636608, page 532:
      In transvection witches rode broomsticks, a classical phallic symbol.

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French[edit]

Noun[edit]

transvection f ‎(plural transvections)

  1. (genetics, mathematics) transvection