transvection

[数]内积, 缩并

词形变化

transvections 复数 transvections

释义与例句

n.
  1. 1.

    An epigenetic interaction between an allele on one chromosome and the corresponding allele on the homologous chromosome

    可数 不可数 生物 医学

    Transvection effects include both activation and silencing.

  2. 2.

    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

    可数 不可数 数学

    a projective transvection

  3. 3.

    The act of supernatural flight, such as by a witch.

    可数 不可数

词源

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

来源：wiktionary