LEARNit Dictionary

prevailing

adjective
1
existing or most common at a particular time
غالب, رایج, مرسوم, حاکم, چیره, شایع, معمول, متداول
synonym current, predominant
2
the prevailing wind in an area is the one that blows over it most frequently
غالب, رایج
The prevailing wind here is from the east.