- a heavy strake of planking in the vicinity of the garboard strake in a wooden vessel.
- rising(def 10).
Examples from the Web for riser
I'm an early riser, so I often work the morning shift and seldom get woken up by the blast.
Top kill, robots, container domes, riser insertion tubes, and now back to more robots.
In the escalator each tread is attached rigidly to its riser, and the two together form an independent unit.The Romance of Modern Mechanism|Archibald Williams
"And now here comes what we've earned—" Rip cut in as the hum of the riser came to their ears.
After removing the mould, drill through the metal left in the riser and gates and knock these sections off.Oxy-Acetylene Welding and Cutting|Harold P. Manly
Perhaps they had by now secured a riser which would bring them up.
He didn't have long to wait, for Tommy is quite as early a riser as Happy Jack.Happy Jack|Thornton Burgess
British Dictionary definitions for riser
Word Origin and History for riser
late 14c., "rebel," agent noun from rise (v.). Meaning "one who rises" (from bed, in a certain manner) is mid-15c. Meaning "upright part of a step" is from 1771.