stellar

STEL-er

In snow science, a stellar dendrite — the classic six-armed, branching snowflake shape formed in clouds between -12°C and -16°C with high humidity. The platonic ideal of a snowflake. Stellar crystals interlock when they land, creating the light, cohesive powder that skiers dream about.
Etymology
Latin stellaris, of or relating to stars. The snowflake shaped like a star.
 ice/snow  weather Latin
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