adj. 1. Capable of being understood: an intelligible set of directions. 2. Capable of being apprehended by the intellect alone. [Middle English, from Old French, from Latin intellegibilis, intelligibilis, from intellegere, to perceive; see INTELLIGENT.] in·tel′li·gi·bili·ty, in·telli·gi·ble·ness n. in·telli·gi·bly adv. |
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