Tenacious/təˈneɪʃəs/ Definition 1 of 4Pro Tip 1/3Not Easily Discouraged Exhibits a strong mindset in facing challenges without losing spirit. Despite repeated failures, he remained tenacious in his studies. Pro Tip 2/3Emotional Strength Suggests emotional resilience in tough situations, not just physical strength. Her tenacious hope kept the family optimistic. Pro Tip 3/3Positive Connotation Carries a positive feeling, often admired as a quality in a person. His tenacious character earned him respect in the workplace.