English
evector
From evect(ion) + -or.
Formed from evection + -or
Proto-Indo-European *weǵʰ- ‘to transport’
…
Latin vehō ‘to carry, bear’
Latin ēvehō ‘to carry away, convey out’
Latin evectiō ‘act of carrying’
Latin evectiōnem
English evection
Today it means
noun A differential operator that allows a contravariant to be constructed from an invariant.
Language periods are conventional ranges, not dates for this word.
Etymograph / evector