noun
- the part of a plant embryo that develops into the primary root
Usage: botany
Examples
- The radicle emerges first when a seed begins to germinate.
- In bean seeds, the radicle can be easily observed during sprouting.
- The radicle grows downward into the soil to anchor the seedling.
- Botanists study how the radicle develops in different plant species.
- The radicle is the first structure to break through the seed coat.
- Students examined the radicle under a microscope during biology class.