| Word | Description |
| Imported Folder | The hidden project .cache folder containing copies of audio files imported into the project that have undergone a special import conversion process. |
| Indicator | A specific icon in the Wwise interface that indicates the status of a particular property value. For example, the link indicator shows whether a property value is linked across platforms. |
| Inharmonicity | A fractional offset between the pitch of a partial and the pitch of the true harmonic (a whole number multiple of the fundamental frequency). |
| Initialization Bank | A special type of bank that contains all the general information of a project, including information on the bus hierarchy, and information on states, switches, and RTPCs. There is only one Initialization bank per project and it is named “Init.bnk” by default. The Initialization bank must be the first bank loaded when starting a game. If it is not loaded first, the Soundbanks may refuse to load. |
| Input Range | The complete range of values that can be entered for a property—as opposed to Slider Range. |
| Integrity Report | Report generated in Wwise that displays errors or issues in a project along with suggested fixes. |
| Interactive Music | A music composition and arrangement method to create musical scores that are both modular and responsive to in-game actions. |
| Invalid Events | Events that have been deleted from your project, but are still included in a SoundBank. |