bilateral symmetry

noun

Definition of bilateral symmetry

: symmetry in which similar anatomical parts are arranged on opposite sides of a median axis so that only one plane can divide the individual into essentially identical halves

Examples of bilateral symmetry in a Sentence

Recent Examples on the Web Related Articles Dakota beadwork often uses the concept of bilateral symmetry — the children’s coat’s left and right lapels are completely identical. Liv Martin, Twin Cities, "New Minnesota History Center exhibit tells stories from a native perspective," 1 Dec. 2019

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

First Known Use of bilateral symmetry

1828, in the meaning defined above

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Time Traveler for bilateral symmetry

Time Traveler

The first known use of bilateral symmetry was in 1828

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Statistics for bilateral symmetry

Last Updated

8 Dec 2019

Cite this Entry

“Bilateral symmetry.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/bilateral%20symmetry. Accessed 14 December 2019.

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More Definitions for bilateral symmetry

bilateral symmetry

noun

Medical Definition of bilateral symmetry

: symmetry in which similar anatomical parts are arranged on opposite sides of a median axis so that one and only one plane can divide the individual into essentially identical halves

More from Merriam-Webster on bilateral symmetry

Britannica.com: Encyclopedia article about bilateral symmetry

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