noun
waves; billows; surge
Often used in formal, technical, or literary contexts for ocean waves or large swells, such as in weather reports or nautical descriptions.
波浪注意報が出ているので、海には近づかないでください。
A high-wave advisory has been issued, so please stay away from the sea.
台風の接近に伴い、沿岸では波浪
As the typhoon approaches, waves are expected to rise along the coast.