The best replacement for symbol is sign.

The best alternatives to symbol are rated as following:
★★★★★  sign
★★★★★  metaphor
★★★★  motif
★★★  icon
★★  logo
★★  allegory
★★  name of a number
★  theme
★  symbolism
★  string ruby
★  intermec
★  image
  euro
  symbol
  chemical formula
  signal
  emblem
  in java
  ticker
  extended metaphor
  pound symbol
  euro symbol
  mean
  crosshairs
  percent
  variable ruby
  literary symbol
  buddhist
  smena 8m

Your alternative for symbol is not listed? Suggest!
Speaking about symbol, one probably shouldn't forget about p and x.

Other search terms related to symbol and their ratings are:
★★★★★ p and x
★★★★★ three circles
★★★★ medical
★★★★ contrast
★★★ circle
★★ a
★ triangle circle and line
★ true
You have in mind a companion for symbol and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of symbol in all years. Click on graph for more.
symbol
sign
metaphor