triclad

triclad [trahy-klad] Word Origin noun

1. a planarian.

Origin of triclad First recorded in 1885–90, triclad is from the New Latin word Tricladida name of the order of flatworms including planarians. See tri-, clad-, -ida Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019