ideogram /ˈɪdɪəʊˌɡræm/

• 1. 

  N-COUNT An ideogram is a sign or symbol that represents a particular idea or thing rather than a word. The writing systems of Japan and China, for example, use ideograms. 表意文字; 如日语和中文

• 2. 

  N-COUNT In languages such as English which are written using letters and words, an ideogram is a sign or symbol that can be used to represent a particular word. %, @, and & are examples of ideograms. 词符; 意符