Assonance

as′son-ans, n. a correspondence in sound: in Spanish and Portuguese poetry, a kind of rhyme, consisting in the coincidence of the vowels of the corresponding syllables, without regard to the consonants, as in mate and shape , feel and need .— adjs. As′ onant , resembling in sound; As′sonantal , As′sonantic .— v.t. As′sonate , to correspond in sound. [Fr.—L. a onāre , as = ad- , to, sonāre , to sound.]