Assonant \As"so*nant\, a. [L. assonans, p. pr. of assonare to sound to, to correspond to in sound; ad + sonare to sound, sonus sound: cf. F. assonant. See Sound.]

1. Having a resemblance of sounds.

2. (Pros.) Pertaining to the peculiar species of rhyme called assonance; not consonant.

Source: Webster's Revised Unabridged Dictionary (1913)