ψηφίο

Etymology
From neuter Hellenistic diminutive of feminine.

Noun

 * 1) digit, numeral
 * 2)  character
 * 3) small piece to form a mosaic

Related terms

 * with numeral prefixes as first combining forms, , , , ... like:

Also

and see
 * "vote" related terms: see
 * "small piece" related terms: see
 * α...ω related terms at ψήφος