| expansive delusion | A delusion in which one believes himself possessed of great wealth, intellect, importance and/or power, a common feature of schizophrenia. (27 Sep 1997) |
|---|---|
| expansive soil | Soils that swell when they absorb water and shrink as they dry. (09 Oct 1997) |
| expansiveness | A state of optimism, loquacity, and reactivity. (05 Mar 2000) |