The phrasal verb "die back" is used predominantly in informal speech and writing, particularly in contexts related to botany and gardening. The term describes a process where the upper parts of a plant die while the roots remain alive, often due to seasonal changes or environmental stress. This phrasal verb is commonly used among gardeners, horticulturists, and agricultural professionals when discussing plant care, management, and cultivation techniques. "Die back" can also metaphorically refer to situations where something partially diminishes or retreats but retains a foundation that could potentially regenerate. Due to its specificity, it is not frequently found in formal discourse unless the subject matter pertains to agricultural sciences or ecosystem management.
B2
UpperIntermediate
1. To have a part of a plant die, usually the above-ground part, while the roots stay alive.
The harsh winter caused the shrubs to die back to the ground, but they regrew in the spring.
In colder climates, many perennials die back to survive the winter.
Gardeners often trim the parts that die back to encourage new growth.