plural noun Mer·mith·i·dae \(ˌ)mərˈmithəˌdē\

Definition of Mermithidae

  1. :  a family of elongated round-headed nematode worms (order Enoplida) having the digestive tract nonfunctional in the adult — see mermis

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Origin and Etymology of mermithidae

New Latin, from Mermith-, Mermis, type genus + -idae

Seen and Heard

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feeling or affected by lethargy

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