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“geotactic”
geotactic (adjective) (not comparable)
Referring to the movement of a motile organism using the Earth's gravity for orientation: Geotactic locomotion of a life form orients itself by the force of gravity.
This entry is located in the following units:
geo-, ge- +
(page 19)
-ic
(page 58)
taxi-, tax-, taxo-, taxio-, -taxia, -taxis, -taxy, tact-, -tactic, -tactical, -tactics
(page 4)