\De*du"ci*ble\, a. 1. Capable of being deduced or inferred; derivable by reasoning, as a result or consequence. All properties of a triangle depend on, and are deducible from, the complex idea of three lines including a space. --Locke. 2. Capable of being brought down. [Obs.] As if God [were] deducible to human imbecility. --State Trials (1649).