coreopsisEtymologyFrom New Latin, from Ancient Greek κόρις (kóris, “bedbug”) + New Latin -opsis (“resembling in appearance”), from Ancient Greek ὄψις (ópsis, “aspect, appearance”).coreopsis means any of several composite herbs, of genus Coreopsis, typically with bright yellow flowers. Lexicurio rates it Rare gem — a strength score of 84 out of 100.nounAny of several composite herbs, of genus Coreopsis, typically with bright yellow flowers.