entanglement

noun8

1. •
   The act of entangling.
2. •
   The state or condition of being entangled; intricate and confused involution.
3. •
   The condition of being deeply involved and intricated (with politics, a group, another person, etc.)
4. •
   The condition, or an instance, of being romantically or sexually involved with another person; an affair.
5. •
   Ellipsis of quantum entanglement.

   • In his article, Bell demonstrated that quantum theory requires entanglement; the strange connectedness is an inescapable feature of the equations. — 2014
6. •
   That which entangles; an involvement, a complication; an intricacy; a perplexity.
7. •
   An obstruction placed in front or on the flank of a fortification, to impede an enemy's approach.
8. •
   An obstruction of cables and spars across a river or harbour entrance.