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schlie·ren
 schlieren
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- pronunciation:
- shli
r
 n
| part of speech: |
plural noun |
| definition 1: |
streaks or masses of igneous rock that differ in texture or composition from the surrounding matrix and blend gradually into it.
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| definition 2: |
streaks or regions of a translucent medium, such as a gas or fluid, that differ from the main mass in density and index of refraction.
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