A blissboard is a means of communication using Blissymbolics, a language based on symbols that was invented by Charles Bliss in the mid-twentieth century. Blissymbolics has become a language used by people who cannot speak, including the severely...

Blissymbols or Blissymbolics were conceived of as an ideographic writing system consisting of several hundred basic symbols, each representing a concept, which can be composed together to generate new symbols that represent new concepts. Blissymbols...