Definition of negative geotropism in English:

negative geotropism


mass noun
  • The tendency of plant stems and other parts to grow upwards.

    • ‘For example, the shoot of a plant has negative geotropism, or response to gravity, but the roots have positive geotropism.’
    • ‘A negative geotropism is a turning away from the earth, such as by a plant stem that grows upward.’
    • ‘This is called negative geotropism because the plant is growing away from the force of gravity.’
    • ‘Geotropism occurs in two forms: positive geotropism to which the root responds by growing downward; and a negative geotropism, which causes the stem to grow upward.’
    • ‘An example of negative geotropism would be the main stem.’