elison, n. [L. elisio, fr. elidere, elisum, to strike out: cf. F. élision. See Elide.].
Division; separation. Bacon. [1913 Webster]
The cutting off or suppression of a vowel or syllable, for the sake of meter or euphony; esp., in poetry, the dropping of a final vowel standing before an initial vowel in the following word, when the two words are drawn together. [1913 Webster]