ge·o·tax·is (j   -t k s s)n. Movement of a motile organism using the earth's gravity for orientation. ge o·tactic (-tk) adj.ge o·tacti·cal·ly adv. |
geotaxis [ˌdʒiːəʊˈtæksɪs]
n
(Life Sciences & Allied Applications / Biology) movement of an organism in response to the stimulus of gravity
geotactic adj
geotactically adv
geotaxis
the movement of an organism in response to the force of gravity.
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