INTELLECT'UAL, adjective 1. Relating to the intellect or understanding; belonging to the mind; performed by the understanding; mental; as intellectual power or operations. 2. Ideal; perceived by the intellect; existing in the understanding; as an intellectual scene. 3. Having the power of understanding; as an intellectual being. 4. Relating to the understanding; treating of the mind; as intellectual philosophy, now sometimes called mental philosophy. INTELLECT'UAL, noun The intellect or understanding. [Little used.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI