Wiktionary
ideographs
n. (plural of ideograph English)
Usage examples of "ideographs".
It was a fragment of a clay tablet, and it was covered with the same ancient ideographs as the fragments that Ho had been working on for sixteen years, but it was big enough to contain whole paragraphs.
The black wine called Wu-fan is invisible upon a black stone floor, and you cannot possibly see that the pounding hands of the deceased scholar have uncovered a trail of it, and that the trail leads to large invisible ideographs that are traced upon a black stone wall.
Terra wondered about the ideographs and solved them sufficiently to piece together the wonders of the long-dead Martian Civilization.