Meaning & use
Geotaxis
Last updated
The movement of an organism in response to the pull of gravity, either toward it or away from it.
See it in a sentence
Earthworms display positive geotaxis, tending to burrow downward into the soil.
Researchers measured the flies' geotaxis by timing how quickly they climbed upward in a test tube.
A note on using this word
A term from biology combining 'geo-' (earth) and 'taxis' (movement in response to a stimulus), commonly studied in fruit fly aging research.
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