Etymology

Secchi disk

Today it means: A circular disk used to measure water transparency (and thus turbidity). Full definition →

Italian Secchi
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The story

  1. Italian · derived fromSecchi
  2. English todaySecchi disk

From Secchi + disk. From Italian Secchi, from Angelo Secchi.

Words from the same roots

ItalianSecchi all →

SecchiSecchi depth

Etymology from Wiktionary, CC BY-SA 4.0.