che·​mo·​tax·​is | \ ˌkē-mō-ˈtak-səs How to pronounce chemotaxis (audio) \

Definition of chemotaxis

: orientation or movement of an organism or cell in relation to chemical agents

Examples of chemotaxis in a Sentence

Recent Examples on the Web

Tackling the traveling salesman problem with chemotaxis is a nice example of when the suboptimal is optimal, says Bartumeus. Rachel Ehrenberg, WIRED, "White Blood Cells Solve Traveling-Salesman Problem," 11 Apr. 2011

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'chemotaxis.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of chemotaxis

circa 1887, in the meaning defined above

History and Etymology for chemotaxis

New Latin

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Time Traveler for chemotaxis

The first known use of chemotaxis was circa 1887

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More Definitions for chemotaxis


che·​mo·​tax·​is | \ -ˈtak-səs How to pronounce chemotaxis (audio) \
plural chemotaxes\ -​ˌsēz How to pronounce chemotaxes (audio) \

Medical Definition of chemotaxis

: orientation or movement of an organism or cell in relation to chemical agents

More from Merriam-Webster on chemotaxis Encyclopedia article about chemotaxis

Comments on chemotaxis

What made you want to look up chemotaxis? Please tell us where you read or heard it (including the quote, if possible).


to affect and impair by alcohol or a drug

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