( ( wavelength ( ( The distance ) ( between ( ( two ( successive peaks ) ) ( of ( a wave ) ) ) ) ) ) . )
(ROOT (S (VP (VB wavelength) (NP (NP (DT The) (NN distance)) (PP (IN between) (NP (NP (CD two) (JJ successive) (NNS peaks)) (PP (IN of) (NP (DT a) (NN wave))))))) (. .)))
wavelength The distance between two successive peaks of a wave.
(ROOT (S (NP (NNP Wavelength)) (VP (VBZ is) (NP (NP (DT the) (NN distance)) (PP (IN between) (NP (NP (CD two) (JJ corresponding) (NNS points)) (PP (IN of) (NP (NP (JJ adjacent) (NNS waves)) (VP (VBN called)))))))) (. .)))
Wavelength is the distance between two corresponding points of adjacent waves called.