IPA: /ˈsʌbˌskrɪpt/
KK: /sʌbˌskrɪpt/
Referring to a character or symbol that is written or printed below the normal line of text.
In the chemical formula, the number of atoms is often shown as a subscript.
A special character or symbol that is written below and to the side of a letter or number, often used in mathematics or chemistry to indicate a specific meaning.
In the chemical formula H₂O, the '2' is a subscript that shows there are two hydrogen atoms.
Subscript → It is formed from "sub-" (meaning under or below) and "script" (from Latin "scribere", meaning to write). The word refers to writing that appears below the normal line of text.
Think of writing that appears 'under' ('sub-') the main text — that's what subscript means.