Meaning

noun a character or symbol set or printed or written beneath or slightly below and to the side of another character

adjective written or printed below and to one side of another character

originEtymology tree Proto-Indo-European *upó Proto-Italic *supo Latin sub Latin sub-der. English sub- Proto-Indo-European *(s)ker-? Proto-Indo-European *(s)kreybʰ- Proto-Indo-European *(s)kréybʰeti Proto-Italic *skreiβō Latin scrībō Latin scrīptum Old French escritbor. Middle English scrit English script English subscript From sub- + script.

Etymology from Wiktionary, CC BY-SA 3.0