dewatering

/D AH0 W AO0 T ER0 IH0 NG/
verb
  1. 1

    To remove water from.

Synonyms

noun
  1. 1

    Any of various techniques for the removal of water, either from a solid or from a structure.

Source: https://en.wiktionary.org/wiki/dewater, https://en.wiktionary.org/wiki/dewatering