1. not able to adjust or change to fit new conditions or circumstances

Examples

• The old computer system proved unadaptable to modern software requirements.
• His unadaptable personality made it difficult for him to work in different departments.
• The species became extinct because it was unadaptable to climate change.
• She found the rigid schedule unadaptable to her family’s needs.
• The traditional teaching methods were unadaptable to online learning.
• The company’s unadaptable business model failed in the digital age.