Definition of spherulite in English:


Syllabification: spher·u·lite
Pronunciation: /ˈsfi(ə)r(y)əˌlīt, ˈsfer-


chiefly Geology
  • A small spheroidal mass of crystals (especially of a mineral) grouped radially around a point.
    More example sentences
    • Although they lack the fibrous, radiating crystals that conform to the traditional definition of a spherulite, their cores show a crystal size and density somewhat higher than that of the surrounding rhyolite shell.
    • In the absence of salt, the spherulite kinetic assay suggests the presence of spherulites from ~ 40 to 45 min.
    • Under the polarized light microscope, addition of a full waveplate to the optical set-up showed that spherulites grown in the absence or presence of salt contain radially oriented amyloid fibrils.



Pronunciation: /ˌsfi(ə)r(y)əˈlitik, ˌsfer-/
More example sentences
  • Their study of whole-rock chemistry has shown somewhat higher silica contents of the spherulitic structures as compared to the host rhyolite glass.
  • They typically grow in two-dimensional fanlike and spherulitic arrays.
  • Besides, the aragonitic shell is made up of two oriented layers: an irregular spherulitic prismatic layer and a fine complex crossed lamellar layer.


early 19th century: from spherule + -ite1.

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