Definition of electrotropism in US English:

electrotropism

noun

  • Responsiveness or sensitivity to an electrical stimulus; specifically (Botany) change in the direction of growth (of a plant or plant part) in response to an electrical stimulus.

Origin

Late 19th century. After German Elektrotropismus.

Pronunciation

electrotropism

/ɪˌlɛkˈtrɒtrəpɪz(ə)m/