অর্থ : Something that restrains a flood or outpouring.
উদাহরণ :
Suspension of surveillance opened the floodgates to illegal immigrants.
অর্থ : Regulator consisting of a valve or gate that controls the rate of water flow through a sluice.
সমার্থক : head gate, penstock, sluice valve, sluicegate, water gate
Floodgate meaning in Bengali (Bangla).