Farthing: 1.
(Matthew 10:29; Luke 12:6) Greek assarion, i.e., a small as, which was
a Roman coin equal to a tenth of a denarius or drachma, nearly
equal to a halfpenny of our money.
2.
(Matthew 5:26; Mark 12:42) (Gr. kodrantes), the quadrant, the fourth of
an as, equal to two lepta, mites. The lepton (mite) was the
very smallest copper coin.