Jacob's ladder: Meaning and Definition of
- a ladder seen by Jacob in a dream, reaching from the earth to heaven. Gen. 28:12.
- Also calledjack ladder, pilot ladder.a hanging ladder having ropes or chains supporting wooden or metal rungs or steps.
- any ladderlike arrangement aloft other than one of rattled shrouds.
Pronunciation: ( jā'kubz-lad'ur), [key]
- any of various plants belonging to the genus Polemonium, of the phlox family, esp. P. caeruleum (or P. van-bruntiae), having blue, cup-shaped flowers and paired leaflets in a ladderlike arrangement.