noun
resoluteness by virtue of being unyielding and inflexible
• Syn: ↑obduracy, ↑unyieldingness
• Derivationally related forms: ↑unyielding (for: ↑unyieldingness), ↑adamant
• Hypernyms: ↑resoluteness, ↑firmness, ↑firmness of purpose, ↑resolve, ↑resolution
Useful english dictionary. 2012.