English
affector
From affect + -or.
Formed from affect + -or
Proto-Indo-European *dʰeh₁- ‘to put, do’
…
Latin faciō ‘to do, make’
Latin afficiō ‘to cause to experience; to treat’
Latin affectō ‘to strive after, pursue’
Middle English affecten
English affect
Today it means
noun A nerve cell that directly activates a muscle
Language periods are conventional ranges, not dates for this word.
Etymograph / affector