1. fearless; not showing fear or anxiety in the face of danger or difficulty
Usage: formal or literary; rare in modern usage

Examples

• The impavid explorer ventured into the uncharted jungle without hesitation.
• She maintained an impavid demeanor despite the threatening circumstances.
• The impavid soldier stood firm as the enemy approached.
• His impavid response to criticism impressed his colleagues.
• The impavid captain navigated the ship through the storm with confidence.