-raf, -raa(ə)f, -raif, -rȧf noun
Etymology: picto- + -graph
1. : an ancient or prehistoric drawing or painting on a rock wall (as of a cave, cliff) — compare petroglyph
2.
a. : a pictorial representation of some object used to symbolize that object in pictography or in writing that includes elements of pictography
b. : a record in such symbols
3. : one of the symbols belonging to any graphic system the characters of which are to a considerable extent pictorial in appearance regardless of whether the symbols serve a pictographic, ideographic, or phonetic function
4. : a diagram representing statistical data by pictorial forms which can be varied in color, size, or number to indicate change