[1] Integrated Circuit

[2] (unüblich für) Interexchange Carrier (eher 1.), IXC)

[3] unter X.25: Incoming Call

[4] Information Center

[5] Impulse Conductor

[6] Input Circuit

[7] Instruction Counter

[8] Interface Control

[9] Interior Communications

[10] Internal Connection

[11] Ion Chamber (->"IEEE Standard Dictionary")

[12] Insulated Conductors (IEEE PES Technical Committee) (->"IEEE Standard Dictionary")

[13] Imperial College (London) - Teil der University of London (UK) (siehe http://www.ic.ac.uk/)

[14] Index Catalogue - Nachtrag zum NGC 1895 und 1908 von J.L.E. Dreyer (->"Penguin Dictionary of Astronomy")

[15] Independent Carrier

[16] Intercomputer Communication (->"NASA Acronym List")