Double ended or double-ended may refer to:
* Double-ended ferry, see
Ferry#Double-ended
*
Double-ended queue
In computer science, a double-ended queue (abbreviated to deque, pronounced ''deck'', like "cheque") is an abstract data type that generalizes a queue, for which elements can be added to or removed from either the front (head) or back (tail). ...
*
Double-ended priority queue
*
Double-ended tram
*
Double-ended playing cards
*
Double-ended pipefish
*
Double ended stern
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