grapholite
English
Etymology
grapho- + -lite, from Ancient Greek γράφειν (gráphein, “writε”) and λίθος (líthos, “stone”).
Noun
grapholite (countable and uncountable, plural grapholites)
- Any species of slate suitable to be written on.
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for grapholite in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.)