Advertisement
Advertisement
bilateral symmetry
noun
- a basic body plan in which the left and right sides of the organism can be divided into approximate mirror images of each other along the midline.
bilateral symmetry
noun
- the property of an organism or part of an organism such that, if cut in only one plane, the two cut halves are mirror images of each other See also radial symmetry
bilateral symmetry
/ bī-lăt′ər-əl /
- Symmetrical arrangement of an organism or part of an organism along a central axis, so that the organism or part can be divided into two equal halves. Bilateral symmetry is a characteristic of animals that are capable of moving freely through their environments.
- Compare radial symmetry
Word History and Origins
Origin of bilateral symmetry1
Compare Meanings
How does bilateral symmetry compare to similar and commonly confused words? Explore the most common comparisons:
Example Sentences
All animals with bilateral symmetry, meaning their left and right sides are mirror images, share similar body plans.
The flatworms are the first animals to assume pronounced bilateral symmetry.
Bilateral symmetry has long been recognized as a primary principle in æsthetic composition.
Unequal division would thus be an instance of bilateral symmetry.
A bilateral symmetry is thus even at this stage clearly indicated.
Its bilateral symmetry is further indicated by a median longitudinal furrow.
Advertisement
Advertisement
Advertisement
Advertisement
Browse