01 a. Strained; tightly drawn; kept on the stretch; strict; very close or earnest; as, intense study or application; intense thought.
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1.
Strained; tightly drawn; kept on the stretch; strict; very close or earnest; as, intense study or application; intense thought.
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2.
Extreme in degree; excessive; immoderate;“In this intense seclusion of the forest.” — Hawthorne.