·add. ·noun An obstruction of cables and spars across a river or harbor entrance.
II. Entanglement ·noun State of being entangled; intricate and confused involution; that which entangles; intricacy; perplexity.
III. Entanglement ·add. ·noun An extensive low obstacle formed of stakes, stumps, or the like, connected by wires, ropes, or the like.