1) Couplet 2) Craps 3) Distich 4) Duad 5) Duet 6) Duo 7) Dyad 8) Dyadic 9) Sequel 10) Twain 11) Two 12) Twosome 
[Maylene and the Sons of Disaster] ...[IRC client] IRC It, or ii is a free and open-source Unix IRC client written in C. Author Tobias Schlitt called ii `fantastic` and his `tool of the year`, which `simply uses the file system to structure IRC connections, channels and queries and offers FIFOs to communicate with the server. It allows you to write IRC bots in bash (or any othe...
[Naval Acronyms and Slang] Image Intensifier
image intensification/intensifier
acronym: interdisciplinary investigator