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golden spike

noun

Definitions

  1. A geologic marker created by a global event that leads to long lasting global changes…

    A geologic marker created by a global event that leads to long lasting global changes recorded in the geologic record that can be used to indicate a change in a geologic time division such as an epoch, age, era.

    • There was a further special problem when looking for a marker or definition of the Precambrian-Cambrian golden spike.

The neighborhood

Vish — recursive loop

No curated loop yet for golden spike. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA