jot (n.)youdaoicibaDictYouDict[jot 词源字典]
1520s, borrowing of Latin jota, variant spelling of Greek iota "the letter -i-," the smallest letter in the alphabet, hence the least part of anything (see iota).[jot etymology, jot origin, 英语词源]
jot (v.)youdaoicibaDictYouDict
"to make a short note of," 1721, from jot (n.). Related: Jotted; jotting.