noun
rigging; shrouds
Nautical term referring to the ropes, cables, or chains supporting a ship's masts; specifically the lateral shrouds. Rare outside maritime contexts.
横静索は帆船のマストを支える重要な索具です。
The shrouds are important rigging that support the masts of a sailing ship.
Compound of 横 (yoko, 'side, lateral') and 静索 (seisaku, 'standing rigging'). The exact historical derivation is uncertain, but the term is formed from nautical terminology.