offshore wave; deep water wave
Refers to waves in the open sea, away from the shore. Often used in nautical or oceanographic contexts.
The offshore waves were high, so the fishing boats returned to port.
According to the weather map, offshore waves are expected to become even stronger tomorrow.
岸波 refers to waves near the shore or breaking on the beach, contrasting with 沖波 which is an offshore wave.
Standard kanji spelling for 'offshore wave'.
Alternate kanji spelling using 浪 (wave); less common than 沖波.
Compound of 沖 (offshore, open sea) and 波 (wave). The reading おきなみ is a straightforward combination of the kun'yomi readings of the two kanji.