E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Fore-shortened.
Not viewed laterally, but more or less obliquely. Thus, a mans leg lying on the ground, with the sole of the foot nearer the artist than the rest of the body, would be perspectively shortened.
1
He forbids the fore-shortenings, because they make the parts appear little.Dryden.