This is the 15940th most frequent Russian word.
противотанковые
"Противотанковые" means "anti-tank."
Here, 'противотанковые' is used as an adjective describing 'мины' (mines), indicating their purpose to counter tanks.
Армия использует противотанковые мины для защиты от вражеских танков.
The army uses anti-tank mines for defense against enemy tanks.
In this sentence, 'противотанковую' as an adjective modifies 'ракету' (missile), denoting its specialization to combat tank targets.
Они разработали новую противотанковую ракету с увеличенной дальностью.
They developed a new anti-tank missile with increased range.
Here, 'противотанковое' functions as an adjective describing 'оружие' (weaponry), specifying its utility against tanks.