triple (part of speech: adjective)
- The mirror in the hat store is triplicate, so that you see yourself not only head- on but from each side. - "Love Conquers All", Robert C. Benchley.
- Another playground peculiarity was that after the hoop season, usually driven in duplicate or triplicate, the hoops were " stored" or " shied" into the branching elms, from which they were again brought down by hockey- sticks flung at them; a great boon to the smaller boys who thus gratuitously became possessed of valuable properties. - "My Life as an Author", Martin Farquhar Tupper.
- For instance, all the important installations exist in duplicate, some even in triplicate, as a precaution against Alliance space attack. - "Graveyard of Dreams", Henry Beam Piper.