( ( ( Removing ( ( the charge ) ( on ( an object ) ) ) ) ( by ( ( redirecting ( the current ) ) ( to ( the earth ) ) ) ) ) ( ( is ( known ( as ( grounding ( the object ) ) ) ) ) . ) )
(ROOT (S (S (VP (VBG Removing) (NP (NP (DT the) (NN charge)) (PP (IN on) (NP (DT an) (NN object)))) (PP (IN by) (S (VP (VBG redirecting) (NP (DT the) (JJ current)) (PP (TO to) (NP (DT the) (NN earth)))))))) (VP (VBZ is) (VP (VBN known) (PP (IN as) (S (VP (VBG grounding) (NP (DT the) (NN object))))))) (. .)))
Removing the charge on an object by redirecting the current to the earth is known as grounding the object.
(ROOT (S (NP (NNP Grounding)) (VP (VBZ is) (SBAR (WHADVP (WRB when)) (S (NP (PRP you)) (VP (VB touch) (NP (DT a) (JJ charged) (NN object)) (PP (TO to) (NP (DT the) (NN earth))))))) (. .)))