( Habituation ( ( ( is simply ) ( ( the process ) ( of ( getting ( ( used ( to something ) ) ( so ( that ( it ( is ( ( no longer ) interesting ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Habituation)) (VP (VBZ is) (ADVP (RB simply)) (NP (NP (DT the) (NN process)) (PP (IN of) (S (VP (VBG getting) (VP (VBN used) (PP (TO to) (NP (NN something))) (SBAR (RB so) (IN that) (S (NP (PRP it)) (VP (VBZ is) (ADJP (ADVP (RB no) (RBR longer)) (JJ interesting))))))))))) (. .)))
Habituation is simply the process of getting used to something so that it is no longer interesting.
(ROOT (S (NP (NP (NNP Learning)) (SBAR (S (VP (TO to) (VP (VB get) (VP (VBN used) (PP (TO to) (NP (NN something))) (PP (IN after) (S (VP (VBG being) (VP (VBN exposed) (PP (TO to) (NP (PRP it))) (PP (IN for) (NP (DT a) (NN while))))))))))))) (VP (VBZ is) (VP (VBN associated) (PP (IN with) (NP (NN habituation) (NN learning))))) (. .)))