English

malrotation

From mal- + rotation.

Proto-Italic *malos

Archaic Latin malos

Latin malus ‘bad’

Latin male ‘badly’

English mal-

Proto-Indo-European *Hreth₂- ‘to run’

…

Proto-Italic *rotā

Latin rota ‘wheel’

Latin rotō ‘to turn, trend, wheel, roll, swing about,…’

Latin rotātiō

Today it means

noun An anomaly of rotation; aberrant movement of parts in a rotating fashion.

Language periods are conventional ranges, not dates for this word.

Etymograph / malrotation