pretreat

verb pre·treat \ ˌprē-ˈtrēt \
variants: or pre-treat

Definition of pretreat

pretreated or pre-treated; pretreating or pre-treating
: to treat previously : to subject to pretreatment
  • pretreat the stain before washing
  • pretreated the roads with sand/salt before the snowstorm
  • pretreating wastewater
  • … he now pretreats patients with medicines to counter possible reactions.
  • —Elisabeth Rosenthal

First Known Use of pretreat

1926

in the meaning defined above

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Medical Dictionary

pretreat

transitive verb pre·treat \ -ˈtrēt \

medical Definition of pretreat

: to subject to pretreatment

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