qualisign
/ˈkwɒlɪsʌɪn/Philosophy
noun
In the philosophy of C. S. Peirce (1839–1914) and his followers: a quality which, when possessed by a particular object, functions as a word, sign, etc.
Origin
Early 20th century; earliest use found in Charles Peirce (1839–1914), scientist and philosopher. From quali- + sign.