PROFOUND', adjective [Latin profundus; pro and fundus, bottom. See Found.] 1. Deep; descending or being far below the surface, or far below the adjacent places; as a gulf profound 2. Intellectually deep; that enters deeply into subjects; not superficial or obvious to the mind; as a profound investigation; profound reasoning; a profound treatise. 3. Humble; very lowly; submissive; as a profound reverence for the Supreme Being. 4. Penetrating deeply into science or any branch of learning; as a profound scholar; a profound mathematician; a profound historian. 5. Deep in skill or contrivance. The revolters are profound to make slaughter. Hosea 5. 6. Having hidden qualities. Upon the corner of the moon There hangs a vap'rous drop profound PROFOUND', noun The deep; the sea; the ocean; as the vast profound 1. The abyss. I travel this profound PROFOUND', verb intransitive To dive; to penetrate. [Not in use.]
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI