See Also: graptolite(medicine)
graptolite(dictionary)
graptolite(encyclopedia)

graptolite (iou)



graptolite noun. M19.
[from Greek graptos painted or marked with letters + -LITE; in sense 1 from mod. Latin graptolithus.]
A stone showing a resemblance to a drawing. Only in M19.
Any member of a group of fossil hemichordates remains of which (esp. of their tubular skeletons) are widely distributed in rocks of Lower Palaeozoic age. M19.
grapto'litic adjective of or pertaining to graptolites (sense 2); rich in graptolite fossils: M19.