Semasiographic:
At the time, Urton identified seven binary features, which would allow for 128 distinct signs. Including different colors would make over 1,000 signs. He did not think the system was alphabetic, with signs representing sounds. Rather, he saw it as semasiographic: Signs had meanings, similar to musical notes and mathematical symbols. [“Unraveling a Secret,” Bridget Alex, Discover Magazine (October 2017)]
