back quote

back quote

(character)"`" ASCII code 96. Common names: left quote;left single quote; open quote; ITU-T: grave accent; grave.Rare: backprime; INTERCAL: backspark; unapostrophe; birk;blugle; back tick; back glitch; push; ITU-T: opening singlequotation mark; quasiquote.

Back quote is used in Unix shells to invoke command substitution.