| IDI | extreme mental retardation |
|---|---|
| IDI | (psychology) relating to or involving the study of individuals |
| IDI | worship of yourself |
| IDI | the language or speech of one individual at a particular period in life |
| IDI | the style of a particular artist or school or movement |
| IDI | a manner of speaking that is natural to native speakers of a language |
| IDI | an expression whose meanings cannot be inferred from the meanings of the words that make it up |
| IDI | the usage or vocabulary that is characteristic of a specific group of people |
| IDI | an artificial language proposed for use as an auxiliary international language |
| IDI | of or relating to or conforming to idiom |
| IDI | an expression whose meanings cannot be inferred from the meanings of the words that make it up |
| IDI | of or relating to or conforming to idiom |