geotropism

/ˌdʒiːˈɑːtrəpɪzəm/
noun
  1. The growth or movement of a plant in response to gravity, such as roots growing downward and stems growing upward.
    • Geotropism helps roots anchor plants firmly in the ground.
    • Farmers consider geotropism when planting seeds to ensure proper root development.
    • In biology class, we learned how geotropism affects the direction of root growth.
Antonyms
What does "geotropism" mean? | whatsthatwordmean | whatsthatwordmean