mettle

1. n. Substance or quality of temperament; spirit, esp. as regards honor, courage, fortitude, ardor, etc.; disposition; -- usually in a good sense. Source: opted

2. n. the courage to carry on Source: wordnet

3. Substance or quality of temperament; spirit, esp. as regards honor, courage, fortitude, ardor, etc.; disposition; -- usually in a good sense. A certain critical hour which shall... try what mettle his heart is made of. South. Gentlemen of brave mettle. Shak. The winged courser, like a generous horse, Shows most true mettle when you check his course. Pope. To put one one's mettle, to cause or incite one to use one's best efforts. Source: webster

4. Substance or quality of temperament; spirit, esp. as regardshonor, courage, fortitude, ardor, etc.; disposition; -- usually in agood sense.A certain critical hour which shall... try what mettle his heart ismade of. South.Gentlemen of brave mettle. Shak.The winged courser, like a generous horse, Shows most true mettlewhen you check his course. Pope.To put one one's mettle, to cause or incite one to use one's bestefforts. Source: adambom

5. n:100 n the courage to carry on Source: ecdict

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