Definition of radial symmetry in English:

radial symmetry

Line breaks: ra¦dial sym|metry


[mass noun] chiefly Biology
  • Symmetry about a central axis, as in a starfish or a tulip flower: starfish have a fivefold radial symmetry
    More example sentences
    • The group is easily recognized by their radial symmetry, with a central nonseptate axis to which are attached whorls of lateral appendages which may or may not be branched.
    • The flower-head consists of a set of petals arranged in radial symmetry around a cluster of stamens, and the flower-head is carried on a stalk which bears a set of leaves.
    • The jellyfish and starfish both live in the water, have radial symmetry, and are invertebrates, so you might suppose that they belong together in a group.

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Pronunciation: ˌkələrəˈto͝orə
elaborate ornamentation of a vocal melody