Pronunciation: (in-tens'),[key] —adj. 1. existing or occurring in a high or extreme degree: intense heat. 2. acute, strong, or vehement, as sensations, feelings, or emotions: intense anger. 3. of an extreme kind; very great, as in strength, keenness, severity, or the like: an intense gale. 4. having a characteristic quality in a high degree: The intense sunlight was blinding. 5. strenuous or earnest, as activity, exertion, diligence, or thought: an intense life. 6. exhibiting a high degree of some quality or action.
7. having or showing great strength, strong feeling, or tension, as a person, the face, or language.
8. susceptible to strong emotion; emotional: an intense person. 9. (of color) very deep: intense red. 10. Photog.dense (def. 4).