Akademik

pilot ladder
noun
(nautical) a hanging ladder of ropes or chains supporting wooden or metal rungs or steps
Syn: ↑Jacob's ladder, ↑jack ladder
Topics: ↑seafaring, ↑navigation, ↑sailing
Hypernyms: ↑ladder

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noun
: jack ladder

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Naut.
See Jacob's ladder (def. 2a).

Useful english dictionary. 2012.