(n.) A narrow ditch or trench made from the foremost parallel toward the glacis or covert way of a besieged place by digging under cover of gabions, etc.
SAP
Meaning of SAP in English
Webster's English dictionary. Английский словарь Webster. 2012
(n.) A narrow ditch or trench made from the foremost parallel toward the glacis or covert way of a besieged place by digging under cover of gabions, etc.
Webster's English dictionary. Английский словарь Webster. 2012