1. present participle of lignify; the process of becoming wood or woody, or converting plant tissue into wood through the deposition of lignin
Usage: technical/botanical term; used in biology and plant science contexts

Examples

• The plant cells are lignifying as the stem matures and hardens.
• During growth, the vascular tissue begins lignifying to provide structural support.
• The process of lignifying allows trees to develop strong, durable wood.
• As the plant ages, its cell walls are lignifying, making them more rigid.
• Scientists study how plants are lignifying to understand wood formation.