Definition of schlieren in English:

schlieren

Syllabification: schlie·ren
Pronunciation: /ˈSHli(ə)rən
 
/

noun

technical
  • 1Discernible layers in a transparent material that differ from the surrounding material in density or composition.
  • 1.1 Geology Irregular streaks or masses in igneous rock that differ from the surrounding rock in texture or composition.
    More example sentences
    • Rare mafic enclaves, which include both xenoliths of country rock and magma pods more mafic than the host monzogranite, as well as schlieren, are parallel to this compositional banding.
    • These migmatites may be divided into three facies on the basis of their mesoscopic structures: schlieren, nebulitic and transitional.
    • The age pattern of cordierite leucogranites is neatly bimodal, with a population centred exactly on the same value as the schlieren and nebulitic mesocratic migmatites.

Origin

late 19th century: from German Schlieren, plural of Schliere 'streak'.

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