a telegraph code in which letters and numbers are represented by strings of dots and dashes (short and long signals) | a coding system used for transmitting messages requiring brevity or secrecy |
United States portrait painter who patented the telegraph and developed the Morse code (1791-1872) | a set of rules or principles or laws (especially written ones) |
| (computer science) the symbolic arrangement of data or instructions in a computer program or the set of such instructions |
| a series of letters, numbers or symbols assigned to something for the purpose of classification or identification |