First Known Use: 1841
Dictionary
graptolite
noun grap·to·lite \ˈgrap-tə-ˌlīt\
Definition of GRAPTOLITE
: any of an extinct class (Graptolithina) of hemichordate colonial marine animals of the Paleozoic era with zooids contained in conical cups along a chitinous support
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Origin of GRAPTOLITE
Greek graptos painted (from graphein to write, paint) + English -lite — more at carve
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