# IC

> English word · Noun · frequency rank #13,931

## Definitions
1. Initialism of independent contractor.
2. Initialism of irreducible complexity.
3. Initialism of intercalation compound.
4. Initialism of ion chromatography.
5. Initialism of integrated circuit.
6. Initialism of intensive care.
7. Initialism of immune complex.
8. Initialism of identity card.
9. Initialism of individual contributor.
10. Initialism of incel.
11. Initialism of intermittent catheterization.
12. Initialism of integrity constraint.
13. Initialism of incident commander.

## Easily confused with
- **in** (https://plainspell.com/en/vs/ic-vs-in)
- **is** (https://plainspell.com/en/vs/ic-vs-is)
- **it** (https://plainspell.com/en/vs/ic-vs-it)
- **if** (https://plainspell.com/en/vs/ic-vs-if)
- **II** (https://plainspell.com/en/vs/ic-vs-ii)
- **ID** (https://plainspell.com/en/vs/ic-vs-id)
- **IV** (https://plainspell.com/en/vs/ic-vs-iv)
- **IP** (https://plainspell.com/en/vs/ic-vs-ip)
- **IQ** (https://plainspell.com/en/vs/ic-vs-iq)
- **IG** (https://plainspell.com/en/vs/ic-vs-ig)
- **io** (https://plainspell.com/en/vs/ic-vs-io)
- **IK** (https://plainspell.com/en/vs/ic-vs-ik)
- **iz** (https://plainspell.com/en/vs/ic-vs-iz)
- **IH** (https://plainspell.com/en/vs/ic-vs-ih)
- **IJ** (https://plainspell.com/en/vs/ic-vs-ij)
- **its** (https://plainspell.com/en/vs/ic-vs-its)
- **ice** (https://plainspell.com/en/vs/ic-vs-ice)
- **inc** (https://plainspell.com/en/vs/ic-vs-inc)
- **ill** (https://plainspell.com/en/vs/ic-vs-ill)
- **IDK** (https://plainspell.com/en/vs/ic-vs-idk)

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/ic