English
formational
From formation + -al.
A compound of formation + -al
Latin fōrma ‘form’
Latin fōrmō ‘to shape’
Latin fōrmātiō ‘the act of shaping’
Old French formacion
Middle English formacioun
English formation
Today it means
adj Of or pertaining to formation (in any of many contexts).
Language periods are conventional ranges, not dates for this word.
Etymograph / formational