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placer

/ˈpleɪsə(ɹ)/ noun

noun Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about placer at Wordnik → Where our words come from →

  1. An alluvial deposit that contains particles of some valuable mineral.

Origin

From place + -er (agent noun suffix).

From Wiktionary, via Kaikki.org (CC BY-SA)