noun
or mole drainer
Etymology: mole (III)
: a subsoil plow having a vertical knife behind the tooth of which is drawn a round or tapered metal ball that opens an underground channel
noun
or mole drainer
Etymology: mole (III)
: a subsoil plow having a vertical knife behind the tooth of which is drawn a round or tapered metal ball that opens an underground channel
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012