Undecipherable handwriting or secret symbol.
Any symbol used in this system; a hieroglyph.
A writing system of ancient Egypt, Minoans, Maya and other civilizations, using pictorial symbols to represent individual sounds as a rebus
difficult to decipher
of, relating to, or written with this system of symbols
A short note; a memorandum.
A record of partial results that can be reused later without recomputation.
To record something; to make a note of something.
To send someone a note about something, for the record.