geotaxis

[ jee-oh-tak-sis ]
/ ˌdʒi oʊˈtæk sɪs /

noun Biology.

oriented movement of a motile organism toward or away from a gravitational force.

QUIZZES

BEAT THE DOLDRUMS WITH THIS WORD OF THE DAY QUIZ!

We know you’ll tackle this quiz totis viribus! See how many words from the week of Oct 12–18, 2020 you get right!
Question 1 of 7
What does “Indigenous” mean?

Origin of geotaxis

First recorded in 1960–65; geo- + -taxis

OTHER WORDS FROM geotaxis

ge·o·tac·tic [jee-oh-tak-tik], /ˌdʒi oʊˈtæk tɪk/, adjectivege·o·tac·ti·cal·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for geotaxis

geotaxis
/ (ˌdʒiːəʊˈtæksɪs) /

noun

movement of an organism in response to the stimulus of gravity

Derived forms of geotaxis

geotactic, adjectivegeotactically, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012