elongation

/IY0 L AO0 NG G EY1 SH AH0 N/
noun
  1. 1

    The act of lengthening

  2. 2

    The state of being lengthened

  3. 3

    That which lengthens out; continuation.

  4. 4

    The ratio of the extension of a material to the length of the material prior to stretching.

  5. 5

    Removal to a distance; withdrawal; a being at a distance; distance.

  6. 6

    The angular distance of a planet from the sun

    โ€œthe elongation of Venusโ€

Source: https://en.wiktionary.org/wiki/elongation