| Noun | 1. | IC - a group of government agencies and organizations that carry out intelligence activities for the United States Government; headed by the Director of Central Intelligence |
| Adj. | 1. | ic - being nine more than ninety Synonyms: 99, ninety-nine |
| 1. | (hardware) | IC - integrated circuit. | |
| 2. | IC - Independent Carrier. | ||
| 3. | IC - Imperial College. |