Century Dictionary and Cyclopedia
- n. A mass of large stones thrown into the water to protect the outer face of a dike or breakwater, or a shore subject to encroachment of the sea.
- n. A layer of stones and rocks laying on the bottom of a sea or lake that provides the base for a pier or breakwater.
GNU Webster's 1913
- n. A mass of large stones thrown into water at random to form bases of piers, breakwaters, etc.
- en- + rock + -ment (Wiktionary)
“If by any chance her forefoot should be thrust into one of the many gaps between the enrockment blocks, -- spaces from two to three feet wide, -- and her bow timbers thus take the shock, there was a living chance to save her.”
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