: a taxis in which contact especially with a solid body is the directive factor

Word History

Etymology

probably borrowed from German Thigmotaxis, from thigmo- (in Thigmotropismus thigmotropism) + -taxis -taxis

First Known Use

circa 1900, in the meaning defined above

Time Traveler
The first known use of thigmotaxis was circa 1900

Browse Nearby Words

Cite this Entry

“Thigmotaxis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/thigmotaxis. Accessed 28 Jul. 2026.

Kids Definition

thigmotaxis

noun
: a taxis in which contact especially with a solid or rigid surface is the stimulus directing the movement of an organism

Medical Definition

thigmotaxis

noun
: a taxis in which contact especially with a solid body is the directive factor
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster