[jee-o-truh-piz-uh m] /dʒiˈɒ trəˌpɪz əm/
oriented growth with respect to the force of gravity.
the response of a plant part to the stimulus of gravity. Plant stems, which grow upwards irrespective of the position in which they are placed, show negative geotropism
1874, from German Geotropismus, from geo- + Greek trope (see trope). Coined in 1868 by German botanist Albert Bernhard Frank (1839-1900). Related: Geotropic.
The directional growth of an organism in response to gravity. Roots display positive geotropism when they grow downwards, while shoots display negative geotropism when they grow upwards. Also called gravitropism.
geotropic adjective (jē’ə-trō’pĭk, jē’ə-trŏp’ĭk)
[zhey-pah-noh-kar-ib] /ˈʒeɪˈpɑ noʊˈkær ɪb/ noun 1. a linguistic phylum comprising a large number of aboriginal languages with scattered distribution in South America east of the Andes.
noun a passion for bridges Word Origin Greek gephyra ‘bridge’
noun a fear of crossing bridges Word Origin Greek gephyra ‘bridge’
An early system on the IBM 701. [Listed in CACM 2(5):16 (May 1959)]. (1995-01-21)