English

hindcast

Blend of hind + forecast.

Proto-Indo-European *ḱóm ‘beside, near, by, with’

Proto-Indo-European *ḱem-ta- ‘down, below, with, far, along, against’

Old English hindan ‘at the rear, from behind’

Middle English hinde

English hind

Middle English forecasten

Today it means

noun A test of a mathematical model by using data from a past event.

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

Etymograph / hindcast