TREATER


Meaning of TREATER in English

ˈtrēd.ə(r), -ētə- noun

( -s )

Etymology: Middle English treyter, from Middle French traiteur, from traitier to treat, negotiate + -eur -or — more at treat

1. : one that negotiates terms of a settlement : negotiator

2.

[ treat (I) + -er ]

: one that treats: as

a. : one that treats materials (as timber, oil, or beer) with chemicals

b. : an apparatus (as an agitator) for treating materials

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.